18861493680

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{281683}}^1$

素因数の和:281736

約数の個数: 160

約数和(自身を含む): 67063326720

約数和(自身を除く): 48201833040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 36, 40, 45, 48, 54, 60, 62, 72, 80, 90, 93, 108, 120, 124, 135, 144, 155, 180, 186, 216, 240, 248, 270, 279, 310, 360, 372, 432, 465, 496, 540, 558, 620, 720, 744, 837, 930, 1080, 1116, 1240, 1395, 1488, 1674, 1860, 2160, 2232, 2480, 2790, 3348, 3720, 4185, 4464, 5580, 6696, 7440, 8370, 11160, 13392, 16740, 22320, 33480, 66960, 281683, 563366, 845049, 1126732, 1408415, 1690098, 2253464, 2535147, 2816830, 3380196, 4225245, 4506928, 5070294, 5633660, 6760392, 7605441, 8450490, 8732173, 10140588, 11267320, 12675735, 13520784, 15210882, 16900980, 17464346, 20281176, 22534640, 25351470, 26196519, 30421764, 33801960, 34928692, 38027205, 40562352, 43660865, 50702940, 52393038, 60843528, 67603920, 69857384, 76054410, 78589557, 87321730, 101405880, 104786076, 121687056, 130982595, 139714768, 152108820, 157179114, 174643460, 202811760, 209572152, 235768671, 261965190, 304217640, 314358228, 349286920, 392947785, 419144304, 471537342, 523930380, 608435280, 628716456, 698573840, 785895570, 943074684, 1047860760, 1178843355, 1257432912, 1571791140, 1886149368, 2095721520, 2357686710, 3143582280, 3772298736, 4715373420, 6287164560, 9430746840, 18861493680]

約数ペア:

[(1, 18861493680), (2, 9430746840), (3, 6287164560), (4, 4715373420), (5, 3772298736), (6, 3143582280), (8, 2357686710), (9, 2095721520), (10, 1886149368), (12, 1571791140), (15, 1257432912), (16, 1178843355), (18, 1047860760), (20, 943074684), (24, 785895570), (27, 698573840), (30, 628716456), (31, 608435280), (36, 523930380), (40, 471537342), (45, 419144304), (48, 392947785), (54, 349286920), (60, 314358228), (62, 304217640), (72, 261965190), (80, 235768671), (90, 209572152), (93, 202811760), (108, 174643460), (120, 157179114), (124, 152108820), (135, 139714768), (144, 130982595), (155, 121687056), (180, 104786076), (186, 101405880), (216, 87321730), (240, 78589557), (248, 76054410), (270, 69857384), (279, 67603920), (310, 60843528), (360, 52393038), (372, 50702940), (432, 43660865), (465, 40562352), (496, 38027205), (540, 34928692), (558, 33801960), (620, 30421764), (720, 26196519), (744, 25351470), (837, 22534640), (930, 20281176), (1080, 17464346), (1116, 16900980), (1240, 15210882), (1395, 13520784), (1488, 12675735), (1674, 11267320), (1860, 10140588), (2160, 8732173), (2232, 8450490), (2480, 7605441), (2790, 6760392), (3348, 5633660), (3720, 5070294), (4185, 4506928), (4464, 4225245), (5580, 3380196), (6696, 2816830), (7440, 2535147), (8370, 2253464), (11160, 1690098), (13392, 1408415), (16740, 1126732), (22320, 845049), (33480, 563366), (66960, 281683)]