1520242960

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{647}}^1\times {\mathrm{1277}}^1$

素因数の和:1960

約数の個数: 80

約数和(自身を含む): 3696834816

約数和(自身を除く): 2176591856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 647, 920, 1277, 1294, 1840, 2554, 2588, 3235, 5108, 5176, 6385, 6470, 10216, 10352, 12770, 12940, 14881, 20432, 25540, 25880, 29371, 29762, 51080, 51760, 58742, 59524, 74405, 102160, 117484, 119048, 146855, 148810, 234968, 238096, 293710, 297620, 469936, 587420, 595240, 826219, 1174840, 1190480, 1652438, 2349680, 3304876, 4131095, 6609752, 8262190, 13219504, 16524380, 19003037, 33048760, 38006074, 66097520, 76012148, 95015185, 152024296, 190030370, 304048592, 380060740, 760121480, 1520242960]

約数ペア:

[(1, 1520242960), (2, 760121480), (4, 380060740), (5, 304048592), (8, 190030370), (10, 152024296), (16, 95015185), (20, 76012148), (23, 66097520), (40, 38006074), (46, 33048760), (80, 19003037), (92, 16524380), (115, 13219504), (184, 8262190), (230, 6609752), (368, 4131095), (460, 3304876), (647, 2349680), (920, 1652438), (1277, 1190480), (1294, 1174840), (1840, 826219), (2554, 595240), (2588, 587420), (3235, 469936), (5108, 297620), (5176, 293710), (6385, 238096), (6470, 234968), (10216, 148810), (10352, 146855), (12770, 119048), (12940, 117484), (14881, 102160), (20432, 74405), (25540, 59524), (25880, 58742), (29371, 51760), (29762, 51080)]