393988920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8147}}^1$

素因数の和:8205

約数の個数: 128

約数和(自身を含む): 1314109440

約数和(自身を除く): 920120520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 31, 39, 40, 52, 60, 62, 65, 78, 93, 104, 120, 124, 130, 155, 156, 186, 195, 248, 260, 310, 312, 372, 390, 403, 465, 520, 620, 744, 780, 806, 930, 1209, 1240, 1560, 1612, 1860, 2015, 2418, 3224, 3720, 4030, 4836, 6045, 8060, 8147, 9672, 12090, 16120, 16294, 24180, 24441, 32588, 40735, 48360, 48882, 65176, 81470, 97764, 105911, 122205, 162940, 195528, 211822, 244410, 252557, 317733, 325880, 423644, 488820, 505114, 529555, 635466, 757671, 847288, 977640, 1010228, 1059110, 1262785, 1270932, 1515342, 1588665, 2020456, 2118220, 2525570, 2541864, 3030684, 3177330, 3283241, 3788355, 4236440, 5051140, 6061368, 6354660, 6566482, 7576710, 9849723, 10102280, 12709320, 13132964, 15153420, 16416205, 19699446, 26265928, 30306840, 32832410, 39398892, 49248615, 65664820, 78797784, 98497230, 131329640, 196994460, 393988920]

約数ペア:

[(1, 393988920), (2, 196994460), (3, 131329640), (4, 98497230), (5, 78797784), (6, 65664820), (8, 49248615), (10, 39398892), (12, 32832410), (13, 30306840), (15, 26265928), (20, 19699446), (24, 16416205), (26, 15153420), (30, 13132964), (31, 12709320), (39, 10102280), (40, 9849723), (52, 7576710), (60, 6566482), (62, 6354660), (65, 6061368), (78, 5051140), (93, 4236440), (104, 3788355), (120, 3283241), (124, 3177330), (130, 3030684), (155, 2541864), (156, 2525570), (186, 2118220), (195, 2020456), (248, 1588665), (260, 1515342), (310, 1270932), (312, 1262785), (372, 1059110), (390, 1010228), (403, 977640), (465, 847288), (520, 757671), (620, 635466), (744, 529555), (780, 505114), (806, 488820), (930, 423644), (1209, 325880), (1240, 317733), (1560, 252557), (1612, 244410), (1860, 211822), (2015, 195528), (2418, 162940), (3224, 122205), (3720, 105911), (4030, 97764), (4836, 81470), (6045, 65176), (8060, 48882), (8147, 48360), (9672, 40735), (12090, 32588), (16120, 24441), (16294, 24180)]