28311668840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{491}}^1$

素因数の和:633

約数の個数: 384

約数和(自身を含む): 83674321920

約数和(自身を除く): 55362653080

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 31, 35, 40, 49, 52, 56, 62, 65, 70, 73, 91, 98, 104, 124, 130, 140, 146, 155, 182, 196, 217, 245, 248, 260, 280, 292, 310, 364, 365, 392, 403, 434, 455, 490, 491, 511, 520, 584, 620, 637, 728, 730, 806, 868, 910, 949, 980, 982, 1022, 1085, 1240, 1274, 1460, 1519, 1612, 1736, 1820, 1898, 1960, 1964, 2015, 2044, 2170, 2263, 2455, 2548, 2555, 2821, 2920, 3038, 3185, 3224, 3437, 3577, 3640, 3796, 3928, 4030, 4088, 4340, 4526, 4745, 4910, 5096, 5110, 5642, 6076, 6370, 6383, 6643, 6874, 7154, 7592, 7595, 8060, 8680, 9052, 9490, 9820, 10220, 11284, 11315, 12152, 12740, 12766, 13286, 13748, 14105, 14308, 15190, 15221, 15841, 16120, 17185, 17885, 18104, 18980, 19640, 19747, 20440, 22568, 22630, 24059, 25480, 25532, 26572, 27496, 28210, 28616, 29419, 30380, 30442, 31682, 31915, 33215, 34370, 35770, 35843, 37960, 39494, 44681, 45260, 46501, 48118, 51064, 53144, 56420, 58838, 60760, 60884, 63364, 63830, 66430, 68740, 71540, 71686, 76105, 78988, 79205, 89362, 90520, 93002, 96236, 98735, 106547, 110887, 112840, 117676, 120295, 121768, 126728, 127660, 132860, 137480, 143080, 143372, 147095, 152210, 157976, 158410, 178724, 179215, 186004, 192472, 197470, 197873, 205933, 213094, 221774, 223405, 232505, 235352, 240590, 250901, 255320, 265720, 286744, 294190, 304420, 312767, 316820, 357448, 358430, 372008, 394940, 395746, 411866, 426188, 443548, 446810, 465010, 465959, 481180, 501802, 532735, 554435, 588380, 608840, 625534, 633640, 716860, 745829, 789880, 791492, 823732, 852376, 887096, 893620, 930020, 931918, 962360, 989365, 1003604, 1029665, 1065470, 1108870, 1111133, 1176760, 1251068, 1254505, 1385111, 1433720, 1441531, 1491658, 1563835, 1582984, 1647464, 1756307, 1787240, 1860040, 1863836, 1978730, 2007208, 2059330, 2130940, 2217740, 2222266, 2329795, 2502136, 2509010, 2770222, 2883062, 2983316, 3127670, 3261713, 3512614, 3727672, 3729145, 3957460, 4118660, 4261880, 4435480, 4444532, 4659590, 5018020, 5540444, 5555665, 5766124, 5966632, 6255340, 6523426, 6925555, 7025228, 7207655, 7458290, 7777931, 7914920, 8237320, 8781535, 8889064, 9319180, 9695777, 10036040, 11080888, 11111330, 11532248, 12510680, 13046852, 13851110, 14050456, 14415310, 14444729, 14916580, 15555862, 16308565, 17563070, 18638360, 19391554, 22222660, 22831991, 26093704, 27702220, 28830620, 28889458, 29833160, 31111724, 32617130, 35126140, 38783108, 38889655, 44445320, 45663982, 48478885, 54445517, 55404440, 57661240, 57778916, 62223448, 65234260, 70252280, 72223645, 77566216, 77779310, 91327964, 96957770, 101113103, 108891034, 114159955, 115557832, 130468520, 144447290, 155558620, 182655928, 193915540, 202226206, 217782068, 228319910, 272227585, 288894580, 311117240, 387831080, 404452412, 435564136, 456639820, 505565515, 544455170, 577789160, 707791721, 808904824, 913279640, 1011131030, 1088910340, 1415583442, 2022262060, 2177820680, 2831166884, 3538958605, 4044524120, 5662333768, 7077917210, 14155834420, 28311668840]

約数ペア:

[(1, 28311668840), (2, 14155834420), (4, 7077917210), (5, 5662333768), (7, 4044524120), (8, 3538958605), (10, 2831166884), (13, 2177820680), (14, 2022262060), (20, 1415583442), (26, 1088910340), (28, 1011131030), (31, 913279640), (35, 808904824), (40, 707791721), (49, 577789160), (52, 544455170), (56, 505565515), (62, 456639820), (65, 435564136), (70, 404452412), (73, 387831080), (91, 311117240), (98, 288894580), (104, 272227585), (124, 228319910), (130, 217782068), (140, 202226206), (146, 193915540), (155, 182655928), (182, 155558620), (196, 144447290), (217, 130468520), (245, 115557832), (248, 114159955), (260, 108891034), (280, 101113103), (292, 96957770), (310, 91327964), (364, 77779310), (365, 77566216), (392, 72223645), (403, 70252280), (434, 65234260), (455, 62223448), (490, 57778916), (491, 57661240), (511, 55404440), (520, 54445517), (584, 48478885), (620, 45663982), (637, 44445320), (728, 38889655), (730, 38783108), (806, 35126140), (868, 32617130), (910, 31111724), (949, 29833160), (980, 28889458), (982, 28830620), (1022, 27702220), (1085, 26093704), (1240, 22831991), (1274, 22222660), (1460, 19391554), (1519, 18638360), (1612, 17563070), (1736, 16308565), (1820, 15555862), (1898, 14916580), (1960, 14444729), (1964, 14415310), (2015, 14050456), (2044, 13851110), (2170, 13046852), (2263, 12510680), (2455, 11532248), (2548, 11111330), (2555, 11080888), (2821, 10036040), (2920, 9695777), (3038, 9319180), (3185, 8889064), (3224, 8781535), (3437, 8237320), (3577, 7914920), (3640, 7777931), (3796, 7458290), (3928, 7207655), (4030, 7025228), (4088, 6925555), (4340, 6523426), (4526, 6255340), (4745, 5966632), (4910, 5766124), (5096, 5555665), (5110, 5540444), (5642, 5018020), (6076, 4659590), (6370, 4444532), (6383, 4435480), (6643, 4261880), (6874, 4118660), (7154, 3957460), (7592, 3729145), (7595, 3727672), (8060, 3512614), (8680, 3261713), (9052, 3127670), (9490, 2983316), (9820, 2883062), (10220, 2770222), (11284, 2509010), (11315, 2502136), (12152, 2329795), (12740, 2222266), (12766, 2217740), (13286, 2130940), (13748, 2059330), (14105, 2007208), (14308, 1978730), (15190, 1863836), (15221, 1860040), (15841, 1787240), (16120, 1756307), (17185, 1647464), (17885, 1582984), (18104, 1563835), (18980, 1491658), (19640, 1441531), (19747, 1433720), (20440, 1385111), (22568, 1254505), (22630, 1251068), (24059, 1176760), (25480, 1111133), (25532, 1108870), (26572, 1065470), (27496, 1029665), (28210, 1003604), (28616, 989365), (29419, 962360), (30380, 931918), (30442, 930020), (31682, 893620), (31915, 887096), (33215, 852376), (34370, 823732), (35770, 791492), (35843, 789880), (37960, 745829), (39494, 716860), (44681, 633640), (45260, 625534), (46501, 608840), (48118, 588380), (51064, 554435), (53144, 532735), (56420, 501802), (58838, 481180), (60760, 465959), (60884, 465010), (63364, 446810), (63830, 443548), (66430, 426188), (68740, 411866), (71540, 395746), (71686, 394940), (76105, 372008), (78988, 358430), (79205, 357448), (89362, 316820), (90520, 312767), (93002, 304420), (96236, 294190), (98735, 286744), (106547, 265720), (110887, 255320), (112840, 250901), (117676, 240590), (120295, 235352), (121768, 232505), (126728, 223405), (127660, 221774), (132860, 213094), (137480, 205933), (143080, 197873), (143372, 197470), (147095, 192472), (152210, 186004), (157976, 179215), (158410, 178724)]