2624220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:315

約数の個数: 72

約数和(自身を含む): 8124480

約数和(自身を除く): 5500260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 239, 244, 305, 366, 478, 549, 610, 717, 732, 915, 956, 1098, 1195, 1220, 1434, 1830, 2151, 2196, 2390, 2745, 2868, 3585, 3660, 4302, 4780, 5490, 7170, 8604, 10755, 10980, 14340, 14579, 21510, 29158, 43020, 43737, 58316, 72895, 87474, 131211, 145790, 174948, 218685, 262422, 291580, 437370, 524844, 656055, 874740, 1312110, 2624220]

約数ペア:

[(1, 2624220), (2, 1312110), (3, 874740), (4, 656055), (5, 524844), (6, 437370), (9, 291580), (10, 262422), (12, 218685), (15, 174948), (18, 145790), (20, 131211), (30, 87474), (36, 72895), (45, 58316), (60, 43737), (61, 43020), (90, 29158), (122, 21510), (180, 14579), (183, 14340), (239, 10980), (244, 10755), (305, 8604), (366, 7170), (478, 5490), (549, 4780), (610, 4302), (717, 3660), (732, 3585), (915, 2868), (956, 2745), (1098, 2390), (1195, 2196), (1220, 2151), (1434, 1830)]