72108740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{83}}^1\times {\mathrm{359}}^1$

素因数の和:473

約数の個数: 72

約数和(自身を含む): 168920640

約数和(自身を除く): 96811900

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 83, 110, 121, 166, 220, 242, 332, 359, 415, 484, 605, 718, 830, 913, 1210, 1436, 1660, 1795, 1826, 2420, 3590, 3652, 3949, 4565, 7180, 7898, 9130, 10043, 15796, 18260, 19745, 20086, 29797, 39490, 40172, 43439, 50215, 59594, 78980, 86878, 100430, 119188, 148985, 173756, 200860, 217195, 297970, 327767, 434390, 595940, 655534, 868780, 1311068, 1638835, 3277670, 3605437, 6555340, 7210874, 14421748, 18027185, 36054370, 72108740]

約数ペア:

[(1, 72108740), (2, 36054370), (4, 18027185), (5, 14421748), (10, 7210874), (11, 6555340), (20, 3605437), (22, 3277670), (44, 1638835), (55, 1311068), (83, 868780), (110, 655534), (121, 595940), (166, 434390), (220, 327767), (242, 297970), (332, 217195), (359, 200860), (415, 173756), (484, 148985), (605, 119188), (718, 100430), (830, 86878), (913, 78980), (1210, 59594), (1436, 50215), (1660, 43439), (1795, 40172), (1826, 39490), (2420, 29797), (3590, 20086), (3652, 19745), (3949, 18260), (4565, 15796), (7180, 10043), (7898, 9130)]