75421620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{6869}}^1$

素因数の和:6945

約数の個数: 72

約数和(自身を含む): 232563240

約数和(自身を除く): 157141620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 5490, 6869, 10980, 13738, 20607, 27476, 34345, 41214, 61821, 68690, 82428, 103035, 123642, 137380, 206070, 247284, 309105, 412140, 419009, 618210, 838018, 1236420, 1257027, 1676036, 2095045, 2514054, 3771081, 4190090, 5028108, 6285135, 7542162, 8380180, 12570270, 15084324, 18855405, 25140540, 37710810, 75421620]

約数ペア:

[(1, 75421620), (2, 37710810), (3, 25140540), (4, 18855405), (5, 15084324), (6, 12570270), (9, 8380180), (10, 7542162), (12, 6285135), (15, 5028108), (18, 4190090), (20, 3771081), (30, 2514054), (36, 2095045), (45, 1676036), (60, 1257027), (61, 1236420), (90, 838018), (122, 618210), (180, 419009), (183, 412140), (244, 309105), (305, 247284), (366, 206070), (549, 137380), (610, 123642), (732, 103035), (915, 82428), (1098, 68690), (1220, 61821), (1830, 41214), (2196, 34345), (2745, 27476), (3660, 20607), (5490, 13738), (6869, 10980)]