251974320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{80761}}^1$

素因数の和:80790

約数の個数: 80

約数和(自身を含む): 841216992

約数和(自身を除く): 589242672

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 80761, 161522, 242283, 323044, 403805, 484566, 646088, 807610, 969132, 1049893, 1211415, 1292176, 1615220, 1938264, 2099786, 2422830, 3149679, 3230440, 3876528, 4199572, 4845660, 5249465, 6299358, 6460880, 8399144, 9691320, 10498930, 12598716, 15748395, 16798288, 19382640, 20997860, 25197432, 31496790, 41995720, 50394864, 62993580, 83991440, 125987160, 251974320]

約数ペア:

[(1, 251974320), (2, 125987160), (3, 83991440), (4, 62993580), (5, 50394864), (6, 41995720), (8, 31496790), (10, 25197432), (12, 20997860), (13, 19382640), (15, 16798288), (16, 15748395), (20, 12598716), (24, 10498930), (26, 9691320), (30, 8399144), (39, 6460880), (40, 6299358), (48, 5249465), (52, 4845660), (60, 4199572), (65, 3876528), (78, 3230440), (80, 3149679), (104, 2422830), (120, 2099786), (130, 1938264), (156, 1615220), (195, 1292176), (208, 1211415), (240, 1049893), (260, 969132), (312, 807610), (390, 646088), (520, 484566), (624, 403805), (780, 323044), (1040, 242283), (1560, 161522), (3120, 80761)]