21462085320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{371831}}^1$

素因数の和:371895

約数の個数: 128

約数和(自身を含む): 71213264640

約数和(自身を除く): 49751179320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 37, 39, 40, 52, 60, 65, 74, 78, 104, 111, 120, 130, 148, 156, 185, 195, 222, 260, 296, 312, 370, 390, 444, 481, 520, 555, 740, 780, 888, 962, 1110, 1443, 1480, 1560, 1924, 2220, 2405, 2886, 3848, 4440, 4810, 5772, 7215, 9620, 11544, 14430, 19240, 28860, 57720, 371831, 743662, 1115493, 1487324, 1859155, 2230986, 2974648, 3718310, 4461972, 4833803, 5577465, 7436620, 8923944, 9667606, 11154930, 13757747, 14501409, 14873240, 19335212, 22309860, 24169015, 27515494, 29002818, 38670424, 41273241, 44619720, 48338030, 55030988, 58005636, 68788735, 72507045, 82546482, 96676060, 110061976, 116011272, 137577470, 145014090, 165092964, 178850711, 193352120, 206366205, 275154940, 290028180, 330185928, 357701422, 412732410, 536552133, 550309880, 580056360, 715402844, 825464820, 894253555, 1073104266, 1430805688, 1650929640, 1788507110, 2146208532, 2682760665, 3577014220, 4292417064, 5365521330, 7154028440, 10731042660, 21462085320]

約数ペア:

[(1, 21462085320), (2, 10731042660), (3, 7154028440), (4, 5365521330), (5, 4292417064), (6, 3577014220), (8, 2682760665), (10, 2146208532), (12, 1788507110), (13, 1650929640), (15, 1430805688), (20, 1073104266), (24, 894253555), (26, 825464820), (30, 715402844), (37, 580056360), (39, 550309880), (40, 536552133), (52, 412732410), (60, 357701422), (65, 330185928), (74, 290028180), (78, 275154940), (104, 206366205), (111, 193352120), (120, 178850711), (130, 165092964), (148, 145014090), (156, 137577470), (185, 116011272), (195, 110061976), (222, 96676060), (260, 82546482), (296, 72507045), (312, 68788735), (370, 58005636), (390, 55030988), (444, 48338030), (481, 44619720), (520, 41273241), (555, 38670424), (740, 29002818), (780, 27515494), (888, 24169015), (962, 22309860), (1110, 19335212), (1443, 14873240), (1480, 14501409), (1560, 13757747), (1924, 11154930), (2220, 9667606), (2405, 8923944), (2886, 7436620), (3848, 5577465), (4440, 4833803), (4810, 4461972), (5772, 3718310), (7215, 2974648), (9620, 2230986), (11544, 1859155), (14430, 1487324), (19240, 1115493), (28860, 743662), (57720, 371831)]