2556818160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{819493}}^1$

素因数の和:819522

約数の個数: 80

約数和(自身を含む): 8535849504

約数和(自身を除く): 5979031344

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, 819493, 1638986, 2458479, 3277972, 4097465, 4916958, 6555944, 8194930, 9833916, 10653409, 12292395, 13111888, 16389860, 19667832, 21306818, 24584790, 31960227, 32779720, 39335664, 42613636, 49169580, 53267045, 63920454, 65559440, 85227272, 98339160, 106534090, 127840908, 159801135, 170454544, 196678320, 213068180, 255681816, 319602270, 426136360, 511363632, 639204540, 852272720, 1278409080, 2556818160]

約数ペア:

[(1, 2556818160), (2, 1278409080), (3, 852272720), (4, 639204540), (5, 511363632), (6, 426136360), (8, 319602270), (10, 255681816), (12, 213068180), (13, 196678320), (15, 170454544), (16, 159801135), (20, 127840908), (24, 106534090), (26, 98339160), (30, 85227272), (39, 65559440), (40, 63920454), (48, 53267045), (52, 49169580), (60, 42613636), (65, 39335664), (78, 32779720), (80, 31960227), (104, 24584790), (120, 21306818), (130, 19667832), (156, 16389860), (195, 13111888), (208, 12292395), (240, 10653409), (260, 9833916), (312, 8194930), (390, 6555944), (520, 4916958), (624, 4097465), (780, 3277972), (1040, 2458479), (1560, 1638986), (3120, 819493)]