1293259240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:292

約数の個数: 256

約数和(自身を含む): 3771371520

約数和(自身を除く): 2478112280

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 31, 35, 40, 52, 56, 62, 65, 70, 73, 91, 104, 124, 130, 140, 146, 155, 157, 182, 217, 248, 260, 280, 292, 310, 314, 364, 365, 403, 434, 455, 511, 520, 584, 620, 628, 728, 730, 785, 806, 868, 910, 949, 1022, 1085, 1099, 1240, 1256, 1460, 1570, 1612, 1736, 1820, 1898, 2015, 2041, 2044, 2170, 2198, 2263, 2555, 2821, 2920, 3140, 3224, 3640, 3796, 4030, 4082, 4088, 4340, 4396, 4526, 4745, 4867, 5110, 5495, 5642, 6280, 6643, 7592, 8060, 8164, 8680, 8792, 9052, 9490, 9734, 10205, 10220, 10990, 11284, 11315, 11461, 13286, 14105, 14287, 15841, 16120, 16328, 18104, 18980, 19468, 20410, 20440, 21980, 22568, 22630, 22922, 24335, 26572, 28210, 28574, 29419, 31682, 33215, 34069, 37960, 38936, 40820, 43960, 45260, 45844, 48670, 53144, 56420, 57148, 57305, 58838, 63271, 63364, 66430, 68138, 71435, 79205, 80227, 81640, 90520, 91688, 97340, 112840, 114296, 114610, 117676, 126542, 126728, 132860, 136276, 142870, 147095, 148993, 158410, 160454, 170345, 194680, 205933, 229220, 235352, 253084, 265720, 272552, 285740, 294190, 297986, 316355, 316820, 320908, 340690, 355291, 401135, 411866, 442897, 458440, 506168, 571480, 588380, 595972, 632710, 633640, 641816, 681380, 710582, 744965, 802270, 823732, 885794, 1029665, 1042951, 1176760, 1191944, 1265420, 1362760, 1421164, 1489930, 1604540, 1647464, 1771588, 1776455, 2059330, 2085902, 2214485, 2487037, 2530840, 2842328, 2979860, 3209080, 3543176, 3552910, 4118660, 4171804, 4428970, 4618783, 4974074, 5214755, 5959720, 7105820, 8237320, 8343608, 8857940, 9237566, 9948148, 10429510, 12435185, 14211640, 17715880, 18475132, 19896296, 20859020, 23093915, 24870370, 32331481, 36950264, 41718040, 46187830, 49740740, 64662962, 92375660, 99481480, 129325924, 161657405, 184751320, 258651848, 323314810, 646629620, 1293259240]

約数ペア:

[(1, 1293259240), (2, 646629620), (4, 323314810), (5, 258651848), (7, 184751320), (8, 161657405), (10, 129325924), (13, 99481480), (14, 92375660), (20, 64662962), (26, 49740740), (28, 46187830), (31, 41718040), (35, 36950264), (40, 32331481), (52, 24870370), (56, 23093915), (62, 20859020), (65, 19896296), (70, 18475132), (73, 17715880), (91, 14211640), (104, 12435185), (124, 10429510), (130, 9948148), (140, 9237566), (146, 8857940), (155, 8343608), (157, 8237320), (182, 7105820), (217, 5959720), (248, 5214755), (260, 4974074), (280, 4618783), (292, 4428970), (310, 4171804), (314, 4118660), (364, 3552910), (365, 3543176), (403, 3209080), (434, 2979860), (455, 2842328), (511, 2530840), (520, 2487037), (584, 2214485), (620, 2085902), (628, 2059330), (728, 1776455), (730, 1771588), (785, 1647464), (806, 1604540), (868, 1489930), (910, 1421164), (949, 1362760), (1022, 1265420), (1085, 1191944), (1099, 1176760), (1240, 1042951), (1256, 1029665), (1460, 885794), (1570, 823732), (1612, 802270), (1736, 744965), (1820, 710582), (1898, 681380), (2015, 641816), (2041, 633640), (2044, 632710), (2170, 595972), (2198, 588380), (2263, 571480), (2555, 506168), (2821, 458440), (2920, 442897), (3140, 411866), (3224, 401135), (3640, 355291), (3796, 340690), (4030, 320908), (4082, 316820), (4088, 316355), (4340, 297986), (4396, 294190), (4526, 285740), (4745, 272552), (4867, 265720), (5110, 253084), (5495, 235352), (5642, 229220), (6280, 205933), (6643, 194680), (7592, 170345), (8060, 160454), (8164, 158410), (8680, 148993), (8792, 147095), (9052, 142870), (9490, 136276), (9734, 132860), (10205, 126728), (10220, 126542), (10990, 117676), (11284, 114610), (11315, 114296), (11461, 112840), (13286, 97340), (14105, 91688), (14287, 90520), (15841, 81640), (16120, 80227), (16328, 79205), (18104, 71435), (18980, 68138), (19468, 66430), (20410, 63364), (20440, 63271), (21980, 58838), (22568, 57305), (22630, 57148), (22922, 56420), (24335, 53144), (26572, 48670), (28210, 45844), (28574, 45260), (29419, 43960), (31682, 40820), (33215, 38936), (34069, 37960)]