660188360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{1601}}^1$

素因数の和:1699

約数の個数: 96

約数和(自身を含む): 1635866280

約数和(自身を除く): 975677920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 61, 65, 104, 122, 130, 169, 244, 260, 305, 338, 488, 520, 610, 676, 793, 845, 1220, 1352, 1586, 1601, 1690, 2440, 3172, 3202, 3380, 3965, 6344, 6404, 6760, 7930, 8005, 10309, 12808, 15860, 16010, 20618, 20813, 31720, 32020, 41236, 41626, 51545, 64040, 82472, 83252, 97661, 103090, 104065, 166504, 195322, 206180, 208130, 270569, 390644, 412360, 416260, 488305, 541138, 781288, 832520, 976610, 1082276, 1269593, 1352845, 1953220, 2164552, 2539186, 2705690, 3906440, 5078372, 5411380, 6347965, 10156744, 10822760, 12695930, 16504709, 25391860, 33009418, 50783720, 66018836, 82523545, 132037672, 165047090, 330094180, 660188360]

約数ペア:

[(1, 660188360), (2, 330094180), (4, 165047090), (5, 132037672), (8, 82523545), (10, 66018836), (13, 50783720), (20, 33009418), (26, 25391860), (40, 16504709), (52, 12695930), (61, 10822760), (65, 10156744), (104, 6347965), (122, 5411380), (130, 5078372), (169, 3906440), (244, 2705690), (260, 2539186), (305, 2164552), (338, 1953220), (488, 1352845), (520, 1269593), (610, 1082276), (676, 976610), (793, 832520), (845, 781288), (1220, 541138), (1352, 488305), (1586, 416260), (1601, 412360), (1690, 390644), (2440, 270569), (3172, 208130), (3202, 206180), (3380, 195322), (3965, 166504), (6344, 104065), (6404, 103090), (6760, 97661), (7930, 83252), (8005, 82472), (10309, 64040), (12808, 51545), (15860, 41626), (16010, 41236), (20618, 32020), (20813, 31720)]