311203073480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2687}}^1\times {\mathrm{3137}}^1$

素因数の和:5919

約数の個数: 128

約数和(自身を含む): 765218119680

約数和(自身を除く): 454015046200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 71, 104, 130, 142, 260, 284, 355, 520, 568, 710, 923, 1420, 1846, 2687, 2840, 3137, 3692, 4615, 5374, 6274, 7384, 9230, 10748, 12548, 13435, 15685, 18460, 21496, 25096, 26870, 31370, 34931, 36920, 40781, 53740, 62740, 69862, 81562, 107480, 125480, 139724, 163124, 174655, 190777, 203905, 222727, 279448, 326248, 349310, 381554, 407810, 445454, 698620, 763108, 815620, 890908, 953885, 1113635, 1397240, 1526216, 1631240, 1781816, 1907770, 2227270, 2480101, 2895451, 3815540, 4454540, 4960202, 5790902, 7631080, 8429119, 8909080, 9920404, 11581804, 12400505, 14477255, 16858238, 19840808, 23163608, 24801010, 28954510, 33716476, 42145595, 49602020, 57909020, 67432952, 84291190, 99204040, 109578547, 115818040, 168582380, 219157094, 337164760, 438314188, 547892735, 598467449, 876628376, 1095785470, 1196934898, 2191570940, 2393869796, 2992337245, 4383141880, 4787739592, 5984674490, 7780076837, 11969348980, 15560153674, 23938697960, 31120307348, 38900384185, 62240614696, 77800768370, 155601536740, 311203073480]

約数ペア:

[(1, 311203073480), (2, 155601536740), (4, 77800768370), (5, 62240614696), (8, 38900384185), (10, 31120307348), (13, 23938697960), (20, 15560153674), (26, 11969348980), (40, 7780076837), (52, 5984674490), (65, 4787739592), (71, 4383141880), (104, 2992337245), (130, 2393869796), (142, 2191570940), (260, 1196934898), (284, 1095785470), (355, 876628376), (520, 598467449), (568, 547892735), (710, 438314188), (923, 337164760), (1420, 219157094), (1846, 168582380), (2687, 115818040), (2840, 109578547), (3137, 99204040), (3692, 84291190), (4615, 67432952), (5374, 57909020), (6274, 49602020), (7384, 42145595), (9230, 33716476), (10748, 28954510), (12548, 24801010), (13435, 23163608), (15685, 19840808), (18460, 16858238), (21496, 14477255), (25096, 12400505), (26870, 11581804), (31370, 9920404), (34931, 8909080), (36920, 8429119), (40781, 7631080), (53740, 5790902), (62740, 4960202), (69862, 4454540), (81562, 3815540), (107480, 2895451), (125480, 2480101), (139724, 2227270), (163124, 1907770), (174655, 1781816), (190777, 1631240), (203905, 1526216), (222727, 1397240), (279448, 1113635), (326248, 953885), (349310, 890908), (381554, 815620), (407810, 763108), (445454, 698620)]