7981648080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{60139}}^1$

素因数の和:60241

約数の個数: 160

約数和(自身を含む): 28636262400

約数和(自身を除く): 20654614320

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, 79, 80, 84, 105, 112, 120, 140, 158, 168, 210, 237, 240, 280, 316, 336, 395, 420, 474, 553, 560, 632, 790, 840, 948, 1106, 1185, 1264, 1580, 1659, 1680, 1896, 2212, 2370, 2765, 3160, 3318, 3792, 4424, 4740, 5530, 6320, 6636, 8295, 8848, 9480, 11060, 13272, 16590, 18960, 22120, 26544, 33180, 44240, 60139, 66360, 120278, 132720, 180417, 240556, 300695, 360834, 420973, 481112, 601390, 721668, 841946, 902085, 962224, 1202780, 1262919, 1443336, 1683892, 1804170, 2104865, 2405560, 2525838, 2886672, 3367784, 3608340, 4209730, 4750981, 4811120, 5051676, 6314595, 6735568, 7216680, 8419460, 9501962, 10103352, 12629190, 14252943, 14433360, 16838920, 19003924, 20206704, 23754905, 25258380, 28505886, 33256867, 33677840, 38007848, 47509810, 50516760, 57011772, 66513734, 71264715, 76015696, 95019620, 99770601, 101033520, 114023544, 133027468, 142529430, 166284335, 190039240, 199541202, 228047088, 266054936, 285058860, 332568670, 380078480, 399082404, 498853005, 532109872, 570117720, 665137340, 798164808, 997706010, 1140235440, 1330274680, 1596329616, 1995412020, 2660549360, 3990824040, 7981648080]

約数ペア:

[(1, 7981648080), (2, 3990824040), (3, 2660549360), (4, 1995412020), (5, 1596329616), (6, 1330274680), (7, 1140235440), (8, 997706010), (10, 798164808), (12, 665137340), (14, 570117720), (15, 532109872), (16, 498853005), (20, 399082404), (21, 380078480), (24, 332568670), (28, 285058860), (30, 266054936), (35, 228047088), (40, 199541202), (42, 190039240), (48, 166284335), (56, 142529430), (60, 133027468), (70, 114023544), (79, 101033520), (80, 99770601), (84, 95019620), (105, 76015696), (112, 71264715), (120, 66513734), (140, 57011772), (158, 50516760), (168, 47509810), (210, 38007848), (237, 33677840), (240, 33256867), (280, 28505886), (316, 25258380), (336, 23754905), (395, 20206704), (420, 19003924), (474, 16838920), (553, 14433360), (560, 14252943), (632, 12629190), (790, 10103352), (840, 9501962), (948, 8419460), (1106, 7216680), (1185, 6735568), (1264, 6314595), (1580, 5051676), (1659, 4811120), (1680, 4750981), (1896, 4209730), (2212, 3608340), (2370, 3367784), (2765, 2886672), (3160, 2525838), (3318, 2405560), (3792, 2104865), (4424, 1804170), (4740, 1683892), (5530, 1443336), (6320, 1262919), (6636, 1202780), (8295, 962224), (8848, 902085), (9480, 841946), (11060, 721668), (13272, 601390), (16590, 481112), (18960, 420973), (22120, 360834), (26544, 300695), (33180, 240556), (44240, 180417), (60139, 132720), (66360, 120278)]