820891211760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{11288383}}^1$

素因数の和:11288503

約数の個数: 120

約数和(自身を含む): 2784121876224

約数和(自身を除く): 1963230664464

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 101, 120, 144, 180, 202, 240, 303, 360, 404, 505, 606, 720, 808, 909, 1010, 1212, 1515, 1616, 1818, 2020, 2424, 3030, 3636, 4040, 4545, 4848, 6060, 7272, 8080, 9090, 12120, 14544, 18180, 24240, 36360, 72720, 11288383, 22576766, 33865149, 45153532, 56441915, 67730298, 90307064, 101595447, 112883830, 135460596, 169325745, 180614128, 203190894, 225767660, 270921192, 338651490, 406381788, 451535320, 507977235, 541842384, 677302980, 812763576, 903070640, 1015954470, 1140126683, 1354605960, 1625527152, 2031908940, 2280253366, 2709211920, 3420380049, 4063817880, 4560506732, 5700633415, 6840760098, 8127635760, 9121013464, 10261140147, 11401266830, 13681520196, 17101900245, 18242026928, 20522280294, 22802533660, 27363040392, 34203800490, 41044560588, 45605067320, 51305700735, 54726080784, 68407600980, 82089121176, 91210134640, 102611401470, 136815201960, 164178242352, 205222802940, 273630403920, 410445605880, 820891211760]

約数ペア:

[(1, 820891211760), (2, 410445605880), (3, 273630403920), (4, 205222802940), (5, 164178242352), (6, 136815201960), (8, 102611401470), (9, 91210134640), (10, 82089121176), (12, 68407600980), (15, 54726080784), (16, 51305700735), (18, 45605067320), (20, 41044560588), (24, 34203800490), (30, 27363040392), (36, 22802533660), (40, 20522280294), (45, 18242026928), (48, 17101900245), (60, 13681520196), (72, 11401266830), (80, 10261140147), (90, 9121013464), (101, 8127635760), (120, 6840760098), (144, 5700633415), (180, 4560506732), (202, 4063817880), (240, 3420380049), (303, 2709211920), (360, 2280253366), (404, 2031908940), (505, 1625527152), (606, 1354605960), (720, 1140126683), (808, 1015954470), (909, 903070640), (1010, 812763576), (1212, 677302980), (1515, 541842384), (1616, 507977235), (1818, 451535320), (2020, 406381788), (2424, 338651490), (3030, 270921192), (3636, 225767660), (4040, 203190894), (4545, 180614128), (4848, 169325745), (6060, 135460596), (7272, 112883830), (8080, 101595447), (9090, 90307064), (12120, 67730298), (14544, 56441915), (18180, 45153532), (24240, 33865149), (36360, 22576766), (72720, 11288383)]