67809840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{223}}^1$

素因数の和:427

約数の個数: 160

約数和(自身を含む): 242651136

約数和(自身を除く): 174841296

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 181, 210, 223, 240, 280, 336, 362, 420, 446, 543, 560, 669, 724, 840, 892, 905, 1086, 1115, 1267, 1338, 1448, 1561, 1680, 1784, 1810, 2172, 2230, 2534, 2676, 2715, 2896, 3122, 3345, 3568, 3620, 3801, 4344, 4460, 4683, 5068, 5352, 5430, 6244, 6335, 6690, 7240, 7602, 7805, 8688, 8920, 9366, 10136, 10704, 10860, 12488, 12670, 13380, 14480, 15204, 15610, 17840, 18732, 19005, 20272, 21720, 23415, 24976, 25340, 26760, 30408, 31220, 37464, 38010, 40363, 43440, 46830, 50680, 53520, 60816, 62440, 74928, 76020, 80726, 93660, 101360, 121089, 124880, 152040, 161452, 187320, 201815, 242178, 282541, 304080, 322904, 374640, 403630, 484356, 565082, 605445, 645808, 807260, 847623, 968712, 1130164, 1210890, 1412705, 1614520, 1695246, 1937424, 2260328, 2421780, 2825410, 3229040, 3390492, 4238115, 4520656, 4843560, 5650820, 6780984, 8476230, 9687120, 11301640, 13561968, 16952460, 22603280, 33904920, 67809840]

約数ペア:

[(1, 67809840), (2, 33904920), (3, 22603280), (4, 16952460), (5, 13561968), (6, 11301640), (7, 9687120), (8, 8476230), (10, 6780984), (12, 5650820), (14, 4843560), (15, 4520656), (16, 4238115), (20, 3390492), (21, 3229040), (24, 2825410), (28, 2421780), (30, 2260328), (35, 1937424), (40, 1695246), (42, 1614520), (48, 1412705), (56, 1210890), (60, 1130164), (70, 968712), (80, 847623), (84, 807260), (105, 645808), (112, 605445), (120, 565082), (140, 484356), (168, 403630), (181, 374640), (210, 322904), (223, 304080), (240, 282541), (280, 242178), (336, 201815), (362, 187320), (420, 161452), (446, 152040), (543, 124880), (560, 121089), (669, 101360), (724, 93660), (840, 80726), (892, 76020), (905, 74928), (1086, 62440), (1115, 60816), (1267, 53520), (1338, 50680), (1448, 46830), (1561, 43440), (1680, 40363), (1784, 38010), (1810, 37464), (2172, 31220), (2230, 30408), (2534, 26760), (2676, 25340), (2715, 24976), (2896, 23415), (3122, 21720), (3345, 20272), (3568, 19005), (3620, 18732), (3801, 17840), (4344, 15610), (4460, 15204), (4683, 14480), (5068, 13380), (5352, 12670), (5430, 12488), (6244, 10860), (6335, 10704), (6690, 10136), (7240, 9366), (7602, 8920), (7805, 8688)]