31914480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1$

素因数の和:275

約数の個数: 160

約数和(自身を含む): 109118016

約数和(自身を除く): 77203536

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 53, 60, 65, 78, 80, 104, 106, 120, 130, 156, 159, 193, 195, 208, 212, 240, 260, 265, 312, 318, 386, 390, 424, 520, 530, 579, 624, 636, 689, 772, 780, 795, 848, 965, 1040, 1060, 1158, 1272, 1378, 1544, 1560, 1590, 1930, 2067, 2120, 2316, 2509, 2544, 2756, 2895, 3088, 3120, 3180, 3445, 3860, 4134, 4240, 4632, 5018, 5512, 5790, 6360, 6890, 7527, 7720, 8268, 9264, 10036, 10229, 10335, 11024, 11580, 12545, 12720, 13780, 15054, 15440, 16536, 20072, 20458, 20670, 23160, 25090, 27560, 30108, 30687, 33072, 37635, 40144, 40916, 41340, 46320, 50180, 51145, 55120, 60216, 61374, 75270, 81832, 82680, 100360, 102290, 120432, 122748, 132977, 150540, 153435, 163664, 165360, 200720, 204580, 245496, 265954, 301080, 306870, 398931, 409160, 490992, 531908, 602160, 613740, 664885, 797862, 818320, 1063816, 1227480, 1329770, 1595724, 1994655, 2127632, 2454960, 2659540, 3191448, 3989310, 5319080, 6382896, 7978620, 10638160, 15957240, 31914480]

約数ペア:

[(1, 31914480), (2, 15957240), (3, 10638160), (4, 7978620), (5, 6382896), (6, 5319080), (8, 3989310), (10, 3191448), (12, 2659540), (13, 2454960), (15, 2127632), (16, 1994655), (20, 1595724), (24, 1329770), (26, 1227480), (30, 1063816), (39, 818320), (40, 797862), (48, 664885), (52, 613740), (53, 602160), (60, 531908), (65, 490992), (78, 409160), (80, 398931), (104, 306870), (106, 301080), (120, 265954), (130, 245496), (156, 204580), (159, 200720), (193, 165360), (195, 163664), (208, 153435), (212, 150540), (240, 132977), (260, 122748), (265, 120432), (312, 102290), (318, 100360), (386, 82680), (390, 81832), (424, 75270), (520, 61374), (530, 60216), (579, 55120), (624, 51145), (636, 50180), (689, 46320), (772, 41340), (780, 40916), (795, 40144), (848, 37635), (965, 33072), (1040, 30687), (1060, 30108), (1158, 27560), (1272, 25090), (1378, 23160), (1544, 20670), (1560, 20458), (1590, 20072), (1930, 16536), (2067, 15440), (2120, 15054), (2316, 13780), (2509, 12720), (2544, 12545), (2756, 11580), (2895, 11024), (3088, 10335), (3120, 10229), (3180, 10036), (3445, 9264), (3860, 8268), (4134, 7720), (4240, 7527), (4632, 6890), (5018, 6360), (5512, 5790)]