71236880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{479}}^1$

素因数の和:529

約数の個数: 120

約数和(自身を含む): 196058880

約数和(自身を除く): 124822000

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 169, 176, 208, 220, 260, 286, 338, 440, 479, 520, 572, 676, 715, 845, 880, 958, 1040, 1144, 1352, 1430, 1690, 1859, 1916, 2288, 2395, 2704, 2860, 3380, 3718, 3832, 4790, 5269, 5720, 6227, 6760, 7436, 7664, 9295, 9580, 10538, 11440, 12454, 13520, 14872, 18590, 19160, 21076, 24908, 26345, 29744, 31135, 37180, 38320, 42152, 49816, 52690, 62270, 68497, 74360, 80951, 84304, 99632, 105380, 124540, 136994, 148720, 161902, 210760, 249080, 273988, 323804, 342485, 404755, 421520, 498160, 547976, 647608, 684970, 809510, 890461, 1095952, 1295216, 1369940, 1619020, 1780922, 2739880, 3238040, 3561844, 4452305, 5479760, 6476080, 7123688, 8904610, 14247376, 17809220, 35618440, 71236880]

約数ペア:

[(1, 71236880), (2, 35618440), (4, 17809220), (5, 14247376), (8, 8904610), (10, 7123688), (11, 6476080), (13, 5479760), (16, 4452305), (20, 3561844), (22, 3238040), (26, 2739880), (40, 1780922), (44, 1619020), (52, 1369940), (55, 1295216), (65, 1095952), (80, 890461), (88, 809510), (104, 684970), (110, 647608), (130, 547976), (143, 498160), (169, 421520), (176, 404755), (208, 342485), (220, 323804), (260, 273988), (286, 249080), (338, 210760), (440, 161902), (479, 148720), (520, 136994), (572, 124540), (676, 105380), (715, 99632), (845, 84304), (880, 80951), (958, 74360), (1040, 68497), (1144, 62270), (1352, 52690), (1430, 49816), (1690, 42152), (1859, 38320), (1916, 37180), (2288, 31135), (2395, 29744), (2704, 26345), (2860, 24908), (3380, 21076), (3718, 19160), (3832, 18590), (4790, 14872), (5269, 13520), (5720, 12454), (6227, 11440), (6760, 10538), (7436, 9580), (7664, 9295)]