19983738320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{1213}}^1$

素因数の和:1350

約数の個数: 320

約数和(自身を含む): 59886833664

約数和(自身を除く): 39903095344

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 35, 40, 52, 56, 62, 65, 70, 73, 80, 91, 104, 112, 124, 130, 140, 146, 155, 182, 208, 217, 248, 260, 280, 292, 310, 364, 365, 403, 434, 455, 496, 511, 520, 560, 584, 620, 728, 730, 806, 868, 910, 949, 1022, 1040, 1085, 1168, 1213, 1240, 1456, 1460, 1612, 1736, 1820, 1898, 2015, 2044, 2170, 2263, 2426, 2480, 2555, 2821, 2920, 3224, 3472, 3640, 3796, 4030, 4088, 4340, 4526, 4745, 4852, 5110, 5642, 5840, 6065, 6448, 6643, 7280, 7592, 8060, 8176, 8491, 8680, 9052, 9490, 9704, 10220, 11284, 11315, 12130, 13286, 14105, 15184, 15769, 15841, 16120, 16982, 17360, 18104, 18980, 19408, 20440, 22568, 22630, 24260, 26572, 28210, 29419, 31538, 31682, 32240, 33215, 33964, 36208, 37603, 37960, 40880, 42455, 45136, 45260, 48520, 53144, 56420, 58838, 63076, 63364, 66430, 67928, 75206, 75920, 78845, 79205, 84910, 88549, 90520, 97040, 106288, 110383, 112840, 117676, 126152, 126728, 132860, 135856, 147095, 150412, 157690, 158410, 169820, 177098, 181040, 188015, 205933, 220766, 225680, 235352, 252304, 253456, 263221, 265720, 294190, 300824, 315380, 316820, 339640, 354196, 376030, 411866, 441532, 442745, 470704, 488839, 526442, 531440, 551915, 588380, 601648, 619843, 630760, 633640, 679280, 708392, 752060, 823732, 883064, 885490, 977678, 1029665, 1052884, 1103830, 1151137, 1176760, 1239686, 1261520, 1267280, 1316105, 1416784, 1504120, 1647464, 1766128, 1770980, 1955356, 2059330, 2105768, 2207660, 2302274, 2353520, 2444195, 2479372, 2632210, 2745019, 3008240, 3099215, 3294928, 3421873, 3541960, 3910712, 4118660, 4211536, 4415320, 4604548, 4888390, 4958744, 5264420, 5490038, 5755685, 6198430, 6843746, 7083920, 7821424, 8057959, 8237320, 8830640, 9209096, 9776780, 9917488, 10528840, 10980076, 11511370, 12396860, 13687492, 13725095, 16115918, 16474640, 17109365, 18418192, 19215133, 19553560, 21057680, 21960152, 23022740, 24793720, 27374984, 27450190, 32231836, 34218730, 35685247, 38430266, 39107120, 40289795, 43920304, 46045480, 49587440, 54749968, 54900380, 64463672, 68437460, 71370494, 76860532, 80579590, 92090960, 96075665, 109800760, 128927344, 136874920, 142740988, 153721064, 161159180, 178426235, 192151330, 219601520, 249796729, 273749840, 285481976, 307442128, 322318360, 356852470, 384302660, 499593458, 570963952, 644636720, 713704940, 768605320, 999186916, 1248983645, 1427409880, 1537210640, 1998373832, 2497967290, 2854819760, 3996747664, 4995934580, 9991869160, 19983738320]

約数ペア:

[(1, 19983738320), (2, 9991869160), (4, 4995934580), (5, 3996747664), (7, 2854819760), (8, 2497967290), (10, 1998373832), (13, 1537210640), (14, 1427409880), (16, 1248983645), (20, 999186916), (26, 768605320), (28, 713704940), (31, 644636720), (35, 570963952), (40, 499593458), (52, 384302660), (56, 356852470), (62, 322318360), (65, 307442128), (70, 285481976), (73, 273749840), (80, 249796729), (91, 219601520), (104, 192151330), (112, 178426235), (124, 161159180), (130, 153721064), (140, 142740988), (146, 136874920), (155, 128927344), (182, 109800760), (208, 96075665), (217, 92090960), (248, 80579590), (260, 76860532), (280, 71370494), (292, 68437460), (310, 64463672), (364, 54900380), (365, 54749968), (403, 49587440), (434, 46045480), (455, 43920304), (496, 40289795), (511, 39107120), (520, 38430266), (560, 35685247), (584, 34218730), (620, 32231836), (728, 27450190), (730, 27374984), (806, 24793720), (868, 23022740), (910, 21960152), (949, 21057680), (1022, 19553560), (1040, 19215133), (1085, 18418192), (1168, 17109365), (1213, 16474640), (1240, 16115918), (1456, 13725095), (1460, 13687492), (1612, 12396860), (1736, 11511370), (1820, 10980076), (1898, 10528840), (2015, 9917488), (2044, 9776780), (2170, 9209096), (2263, 8830640), (2426, 8237320), (2480, 8057959), (2555, 7821424), (2821, 7083920), (2920, 6843746), (3224, 6198430), (3472, 5755685), (3640, 5490038), (3796, 5264420), (4030, 4958744), (4088, 4888390), (4340, 4604548), (4526, 4415320), (4745, 4211536), (4852, 4118660), (5110, 3910712), (5642, 3541960), (5840, 3421873), (6065, 3294928), (6448, 3099215), (6643, 3008240), (7280, 2745019), (7592, 2632210), (8060, 2479372), (8176, 2444195), (8491, 2353520), (8680, 2302274), (9052, 2207660), (9490, 2105768), (9704, 2059330), (10220, 1955356), (11284, 1770980), (11315, 1766128), (12130, 1647464), (13286, 1504120), (14105, 1416784), (15184, 1316105), (15769, 1267280), (15841, 1261520), (16120, 1239686), (16982, 1176760), (17360, 1151137), (18104, 1103830), (18980, 1052884), (19408, 1029665), (20440, 977678), (22568, 885490), (22630, 883064), (24260, 823732), (26572, 752060), (28210, 708392), (29419, 679280), (31538, 633640), (31682, 630760), (32240, 619843), (33215, 601648), (33964, 588380), (36208, 551915), (37603, 531440), (37960, 526442), (40880, 488839), (42455, 470704), (45136, 442745), (45260, 441532), (48520, 411866), (53144, 376030), (56420, 354196), (58838, 339640), (63076, 316820), (63364, 315380), (66430, 300824), (67928, 294190), (75206, 265720), (75920, 263221), (78845, 253456), (79205, 252304), (84910, 235352), (88549, 225680), (90520, 220766), (97040, 205933), (106288, 188015), (110383, 181040), (112840, 177098), (117676, 169820), (126152, 158410), (126728, 157690), (132860, 150412), (135856, 147095)]