1287934440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{3637}}^1$

素因数の和:3891

約数の個数: 128

約数和(自身を含む): 4180498560

約数和(自身を除く): 2892564120

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, 120, 130, 156, 195, 227, 260, 312, 390, 454, 520, 681, 780, 908, 1135, 1362, 1560, 1816, 2270, 2724, 2951, 3405, 3637, 4540, 5448, 5902, 6810, 7274, 8853, 9080, 10911, 11804, 13620, 14548, 14755, 17706, 18185, 21822, 23608, 27240, 29096, 29510, 35412, 36370, 43644, 44265, 47281, 54555, 59020, 70824, 72740, 87288, 88530, 94562, 109110, 118040, 141843, 145480, 177060, 189124, 218220, 236405, 283686, 354120, 378248, 436440, 472810, 567372, 709215, 825599, 945620, 1134744, 1418430, 1651198, 1891240, 2476797, 2836860, 3302396, 4127995, 4953594, 5673720, 6604792, 8255990, 9907188, 10732787, 12383985, 16511980, 19814376, 21465574, 24767970, 32198361, 33023960, 42931148, 49535940, 53663935, 64396722, 85862296, 99071880, 107327870, 128793444, 160991805, 214655740, 257586888, 321983610, 429311480, 643967220, 1287934440]

約数ペア:

[(1, 1287934440), (2, 643967220), (3, 429311480), (4, 321983610), (5, 257586888), (6, 214655740), (8, 160991805), (10, 128793444), (12, 107327870), (13, 99071880), (15, 85862296), (20, 64396722), (24, 53663935), (26, 49535940), (30, 42931148), (39, 33023960), (40, 32198361), (52, 24767970), (60, 21465574), (65, 19814376), (78, 16511980), (104, 12383985), (120, 10732787), (130, 9907188), (156, 8255990), (195, 6604792), (227, 5673720), (260, 4953594), (312, 4127995), (390, 3302396), (454, 2836860), (520, 2476797), (681, 1891240), (780, 1651198), (908, 1418430), (1135, 1134744), (1362, 945620), (1560, 825599), (1816, 709215), (2270, 567372), (2724, 472810), (2951, 436440), (3405, 378248), (3637, 354120), (4540, 283686), (5448, 236405), (5902, 218220), (6810, 189124), (7274, 177060), (8853, 145480), (9080, 141843), (10911, 118040), (11804, 109110), (13620, 94562), (14548, 88530), (14755, 87288), (17706, 72740), (18185, 70824), (21822, 59020), (23608, 54555), (27240, 47281), (29096, 44265), (29510, 43644), (35412, 36370)]