420311160

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20483}}^1$

素因数の和:20522

約数の個数: 128

約数和(自身を含む): 1474848000

約数和(自身を除く): 1054536840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 513, 540, 570, 684, 760, 855, 1026, 1080, 1140, 1368, 1710, 2052, 2280, 2565, 3420, 4104, 5130, 6840, 10260, 20483, 20520, 40966, 61449, 81932, 102415, 122898, 163864, 184347, 204830, 245796, 307245, 368694, 389177, 409660, 491592, 553041, 614490, 737388, 778354, 819320, 921735, 1106082, 1167531, 1228980, 1474776, 1556708, 1843470, 1945885, 2212164, 2335062, 2457960, 2765205, 3113416, 3502593, 3686940, 3891770, 4424328, 4670124, 5530410, 5837655, 7005186, 7373880, 7783540, 9340248, 10507779, 11060820, 11675310, 14010372, 15567080, 17512965, 21015558, 22121640, 23350620, 28020744, 35025930, 42031116, 46701240, 52538895, 70051860, 84062232, 105077790, 140103720, 210155580, 420311160]

約数ペア:

[(1, 420311160), (2, 210155580), (3, 140103720), (4, 105077790), (5, 84062232), (6, 70051860), (8, 52538895), (9, 46701240), (10, 42031116), (12, 35025930), (15, 28020744), (18, 23350620), (19, 22121640), (20, 21015558), (24, 17512965), (27, 15567080), (30, 14010372), (36, 11675310), (38, 11060820), (40, 10507779), (45, 9340248), (54, 7783540), (57, 7373880), (60, 7005186), (72, 5837655), (76, 5530410), (90, 4670124), (95, 4424328), (108, 3891770), (114, 3686940), (120, 3502593), (135, 3113416), (152, 2765205), (171, 2457960), (180, 2335062), (190, 2212164), (216, 1945885), (228, 1843470), (270, 1556708), (285, 1474776), (342, 1228980), (360, 1167531), (380, 1106082), (456, 921735), (513, 819320), (540, 778354), (570, 737388), (684, 614490), (760, 553041), (855, 491592), (1026, 409660), (1080, 389177), (1140, 368694), (1368, 307245), (1710, 245796), (2052, 204830), (2280, 184347), (2565, 163864), (3420, 122898), (4104, 102415), (5130, 81932), (6840, 61449), (10260, 40966), (20483, 20520)]