42898440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{257}}^1$

素因数の和:391

約数の個数: 128

約数和(自身を含む): 140434560

約数和(自身を除く): 97536120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 107, 120, 130, 156, 195, 214, 257, 260, 312, 321, 390, 428, 514, 520, 535, 642, 771, 780, 856, 1028, 1070, 1284, 1285, 1391, 1542, 1560, 1605, 2056, 2140, 2568, 2570, 2782, 3084, 3210, 3341, 3855, 4173, 4280, 5140, 5564, 6168, 6420, 6682, 6955, 7710, 8346, 10023, 10280, 11128, 12840, 13364, 13910, 15420, 16692, 16705, 20046, 20865, 26728, 27499, 27820, 30840, 33384, 33410, 40092, 41730, 50115, 54998, 55640, 66820, 80184, 82497, 83460, 100230, 109996, 133640, 137495, 164994, 166920, 200460, 219992, 274990, 329988, 357487, 400920, 412485, 549980, 659976, 714974, 824970, 1072461, 1099960, 1429948, 1649940, 1787435, 2144922, 2859896, 3299880, 3574870, 4289844, 5362305, 7149740, 8579688, 10724610, 14299480, 21449220, 42898440]

約数ペア:

[(1, 42898440), (2, 21449220), (3, 14299480), (4, 10724610), (5, 8579688), (6, 7149740), (8, 5362305), (10, 4289844), (12, 3574870), (13, 3299880), (15, 2859896), (20, 2144922), (24, 1787435), (26, 1649940), (30, 1429948), (39, 1099960), (40, 1072461), (52, 824970), (60, 714974), (65, 659976), (78, 549980), (104, 412485), (107, 400920), (120, 357487), (130, 329988), (156, 274990), (195, 219992), (214, 200460), (257, 166920), (260, 164994), (312, 137495), (321, 133640), (390, 109996), (428, 100230), (514, 83460), (520, 82497), (535, 80184), (642, 66820), (771, 55640), (780, 54998), (856, 50115), (1028, 41730), (1070, 40092), (1284, 33410), (1285, 33384), (1391, 30840), (1542, 27820), (1560, 27499), (1605, 26728), (2056, 20865), (2140, 20046), (2568, 16705), (2570, 16692), (2782, 15420), (3084, 13910), (3210, 13364), (3341, 12840), (3855, 11128), (4173, 10280), (4280, 10023), (5140, 8346), (5564, 7710), (6168, 6955), (6420, 6682)]