121309240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{2953}}^1$

素因数の和:3056

約数の個数: 64

約数和(自身を含む): 297763200

約数和(自身を除く): 176453960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 79, 104, 130, 158, 260, 316, 395, 520, 632, 790, 1027, 1580, 2054, 2953, 3160, 4108, 5135, 5906, 8216, 10270, 11812, 14765, 20540, 23624, 29530, 38389, 41080, 59060, 76778, 118120, 153556, 191945, 233287, 307112, 383890, 466574, 767780, 933148, 1166435, 1535560, 1866296, 2332870, 3032731, 4665740, 6065462, 9331480, 12130924, 15163655, 24261848, 30327310, 60654620, 121309240]

約数ペア:

[(1, 121309240), (2, 60654620), (4, 30327310), (5, 24261848), (8, 15163655), (10, 12130924), (13, 9331480), (20, 6065462), (26, 4665740), (40, 3032731), (52, 2332870), (65, 1866296), (79, 1535560), (104, 1166435), (130, 933148), (158, 767780), (260, 466574), (316, 383890), (395, 307112), (520, 233287), (632, 191945), (790, 153556), (1027, 118120), (1580, 76778), (2054, 59060), (2953, 41080), (3160, 38389), (4108, 29530), (5135, 23624), (5906, 20540), (8216, 14765), (10270, 11812)]