31254960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{11839}}^1$

素因数の和:11866

約数の個数: 80

約数和(自身を含む): 105707520

約数和(自身を除く): 74452560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 11839, 23678, 35517, 47356, 59195, 71034, 94712, 118390, 130229, 142068, 177585, 189424, 236780, 260458, 284136, 355170, 390687, 473560, 520916, 568272, 651145, 710340, 781374, 947120, 1041832, 1302290, 1420680, 1562748, 1953435, 2083664, 2604580, 2841360, 3125496, 3906870, 5209160, 6250992, 7813740, 10418320, 15627480, 31254960]

約数ペア:

[(1, 31254960), (2, 15627480), (3, 10418320), (4, 7813740), (5, 6250992), (6, 5209160), (8, 3906870), (10, 3125496), (11, 2841360), (12, 2604580), (15, 2083664), (16, 1953435), (20, 1562748), (22, 1420680), (24, 1302290), (30, 1041832), (33, 947120), (40, 781374), (44, 710340), (48, 651145), (55, 568272), (60, 520916), (66, 473560), (80, 390687), (88, 355170), (110, 284136), (120, 260458), (132, 236780), (165, 189424), (176, 177585), (220, 142068), (240, 130229), (264, 118390), (330, 94712), (440, 71034), (528, 59195), (660, 47356), (880, 35517), (1320, 23678), (2640, 11839)]