31590240

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:253

約数の個数: 192

約数和(自身を含む): 112637952

約数和(自身を除く): 81047712

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 32, 33, 40, 44, 48, 55, 60, 62, 66, 80, 88, 93, 96, 110, 120, 124, 132, 155, 160, 165, 176, 186, 193, 220, 240, 248, 264, 310, 330, 341, 352, 372, 386, 440, 465, 480, 496, 528, 579, 620, 660, 682, 744, 772, 880, 930, 965, 992, 1023, 1056, 1158, 1240, 1320, 1364, 1488, 1544, 1705, 1760, 1860, 1930, 2046, 2123, 2316, 2480, 2640, 2728, 2895, 2976, 3088, 3410, 3720, 3860, 4092, 4246, 4632, 4960, 5115, 5280, 5456, 5790, 5983, 6176, 6369, 6820, 7440, 7720, 8184, 8492, 9264, 10230, 10615, 10912, 11580, 11966, 12738, 13640, 14880, 15440, 16368, 16984, 17949, 18528, 20460, 21230, 23160, 23932, 25476, 27280, 29915, 30880, 31845, 32736, 33968, 35898, 40920, 42460, 46320, 47864, 50952, 54560, 59830, 63690, 65813, 67936, 71796, 81840, 84920, 89745, 92640, 95728, 101904, 119660, 127380, 131626, 143592, 163680, 169840, 179490, 191456, 197439, 203808, 239320, 254760, 263252, 287184, 329065, 339680, 358980, 394878, 478640, 509520, 526504, 574368, 658130, 717960, 789756, 957280, 987195, 1019040, 1053008, 1316260, 1435920, 1579512, 1974390, 2106016, 2632520, 2871840, 3159024, 3948780, 5265040, 6318048, 7897560, 10530080, 15795120, 31590240]

約数ペア:

[(1, 31590240), (2, 15795120), (3, 10530080), (4, 7897560), (5, 6318048), (6, 5265040), (8, 3948780), (10, 3159024), (11, 2871840), (12, 2632520), (15, 2106016), (16, 1974390), (20, 1579512), (22, 1435920), (24, 1316260), (30, 1053008), (31, 1019040), (32, 987195), (33, 957280), (40, 789756), (44, 717960), (48, 658130), (55, 574368), (60, 526504), (62, 509520), (66, 478640), (80, 394878), (88, 358980), (93, 339680), (96, 329065), (110, 287184), (120, 263252), (124, 254760), (132, 239320), (155, 203808), (160, 197439), (165, 191456), (176, 179490), (186, 169840), (193, 163680), (220, 143592), (240, 131626), (248, 127380), (264, 119660), (310, 101904), (330, 95728), (341, 92640), (352, 89745), (372, 84920), (386, 81840), (440, 71796), (465, 67936), (480, 65813), (496, 63690), (528, 59830), (579, 54560), (620, 50952), (660, 47864), (682, 46320), (744, 42460), (772, 40920), (880, 35898), (930, 33968), (965, 32736), (992, 31845), (1023, 30880), (1056, 29915), (1158, 27280), (1240, 25476), (1320, 23932), (1364, 23160), (1488, 21230), (1544, 20460), (1705, 18528), (1760, 17949), (1860, 16984), (1930, 16368), (2046, 15440), (2123, 14880), (2316, 13640), (2480, 12738), (2640, 11966), (2728, 11580), (2895, 10912), (2976, 10615), (3088, 10230), (3410, 9264), (3720, 8492), (3860, 8184), (4092, 7720), (4246, 7440), (4632, 6820), (4960, 6369), (5115, 6176), (5280, 5983), (5456, 5790)]