2158650

素因数分解:

$2^1\times 3^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1$

素因数の和:78

約数の個数: 120

約数和(自身を含む): 6616764

約数和(自身を除く): 4458114

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 27, 30, 39, 41, 45, 50, 54, 65, 75, 78, 81, 82, 90, 117, 123, 130, 135, 150, 162, 195, 205, 225, 234, 246, 270, 325, 351, 369, 390, 405, 410, 450, 533, 585, 615, 650, 675, 702, 738, 810, 975, 1025, 1053, 1066, 1107, 1170, 1230, 1350, 1599, 1755, 1845, 1950, 2025, 2050, 2106, 2214, 2665, 2925, 3075, 3198, 3321, 3510, 3690, 4050, 4797, 5265, 5330, 5535, 5850, 6150, 6642, 7995, 8775, 9225, 9594, 10530, 11070, 13325, 14391, 15990, 16605, 17550, 18450, 23985, 26325, 26650, 27675, 28782, 33210, 39975, 43173, 47970, 52650, 55350, 71955, 79950, 83025, 86346, 119925, 143910, 166050, 215865, 239850, 359775, 431730, 719550, 1079325, 2158650]

約数ペア:

[(1, 2158650), (2, 1079325), (3, 719550), (5, 431730), (6, 359775), (9, 239850), (10, 215865), (13, 166050), (15, 143910), (18, 119925), (25, 86346), (26, 83025), (27, 79950), (30, 71955), (39, 55350), (41, 52650), (45, 47970), (50, 43173), (54, 39975), (65, 33210), (75, 28782), (78, 27675), (81, 26650), (82, 26325), (90, 23985), (117, 18450), (123, 17550), (130, 16605), (135, 15990), (150, 14391), (162, 13325), (195, 11070), (205, 10530), (225, 9594), (234, 9225), (246, 8775), (270, 7995), (325, 6642), (351, 6150), (369, 5850), (390, 5535), (405, 5330), (410, 5265), (450, 4797), (533, 4050), (585, 3690), (615, 3510), (650, 3321), (675, 3198), (702, 3075), (738, 2925), (810, 2665), (975, 2214), (1025, 2106), (1053, 2050), (1066, 2025), (1107, 1950), (1170, 1845), (1230, 1755), (1350, 1599)]