631620840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{86287}}^1$

素因数の和:86362

約数の個数: 64

約数和(自身を含む): 1925948160

約数和(自身を除く): 1294327320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 610, 732, 915, 1220, 1464, 1830, 2440, 3660, 7320, 86287, 172574, 258861, 345148, 431435, 517722, 690296, 862870, 1035444, 1294305, 1725740, 2070888, 2588610, 3451480, 5177220, 5263507, 10354440, 10527014, 15790521, 21054028, 26317535, 31581042, 42108056, 52635070, 63162084, 78952605, 105270140, 126324168, 157905210, 210540280, 315810420, 631620840]

約数ペア:

[(1, 631620840), (2, 315810420), (3, 210540280), (4, 157905210), (5, 126324168), (6, 105270140), (8, 78952605), (10, 63162084), (12, 52635070), (15, 42108056), (20, 31581042), (24, 26317535), (30, 21054028), (40, 15790521), (60, 10527014), (61, 10354440), (120, 5263507), (122, 5177220), (183, 3451480), (244, 2588610), (305, 2070888), (366, 1725740), (488, 1294305), (610, 1035444), (732, 862870), (915, 690296), (1220, 517722), (1464, 431435), (1830, 345148), (2440, 258861), (3660, 172574), (7320, 86287)]