245069940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{66959}}^1$

素因数の和:67032

約数の個数: 48

約数和(自身を含む): 697455360

約数和(自身を除く): 452385420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 61, 122, 183, 244, 305, 366, 610, 732, 915, 1220, 1830, 3660, 66959, 133918, 200877, 267836, 334795, 401754, 669590, 803508, 1004385, 1339180, 2008770, 4017540, 4084499, 8168998, 12253497, 16337996, 20422495, 24506994, 40844990, 49013988, 61267485, 81689980, 122534970, 245069940]

約数ペア:

[(1, 245069940), (2, 122534970), (3, 81689980), (4, 61267485), (5, 49013988), (6, 40844990), (10, 24506994), (12, 20422495), (15, 16337996), (20, 12253497), (30, 8168998), (60, 4084499), (61, 4017540), (122, 2008770), (183, 1339180), (244, 1004385), (305, 803508), (366, 669590), (610, 401754), (732, 334795), (915, 267836), (1220, 200877), (1830, 133918), (3660, 66959)]