1999132968

素因数分解:

$2^3\times 3^1\times 7^3\times {\mathrm{47}}^1\times {\mathrm{5167}}^1$

素因数の和:5244

約数の個数: 128

約数和(自身を含む): 5953536000

約数和(自身を除く): 3954403032

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 47, 49, 56, 84, 94, 98, 141, 147, 168, 188, 196, 282, 294, 329, 343, 376, 392, 564, 588, 658, 686, 987, 1029, 1128, 1176, 1316, 1372, 1974, 2058, 2303, 2632, 2744, 3948, 4116, 4606, 5167, 6909, 7896, 8232, 9212, 10334, 13818, 15501, 16121, 18424, 20668, 27636, 31002, 32242, 36169, 41336, 48363, 55272, 62004, 64484, 72338, 96726, 108507, 124008, 128968, 144676, 193452, 217014, 242849, 253183, 289352, 386904, 434028, 485698, 506366, 728547, 759549, 868056, 971396, 1012732, 1457094, 1519098, 1699943, 1772281, 1942792, 2025464, 2914188, 3038196, 3399886, 3544562, 5099829, 5316843, 5828376, 6076392, 6799772, 7089124, 10199658, 10633686, 11899601, 13599544, 14178248, 20399316, 21267372, 23799202, 35698803, 40798632, 42534744, 47598404, 71397606, 83297207, 95196808, 142795212, 166594414, 249891621, 285590424, 333188828, 499783242, 666377656, 999566484, 1999132968]

約数ペア:

[(1, 1999132968), (2, 999566484), (3, 666377656), (4, 499783242), (6, 333188828), (7, 285590424), (8, 249891621), (12, 166594414), (14, 142795212), (21, 95196808), (24, 83297207), (28, 71397606), (42, 47598404), (47, 42534744), (49, 40798632), (56, 35698803), (84, 23799202), (94, 21267372), (98, 20399316), (141, 14178248), (147, 13599544), (168, 11899601), (188, 10633686), (196, 10199658), (282, 7089124), (294, 6799772), (329, 6076392), (343, 5828376), (376, 5316843), (392, 5099829), (564, 3544562), (588, 3399886), (658, 3038196), (686, 2914188), (987, 2025464), (1029, 1942792), (1128, 1772281), (1176, 1699943), (1316, 1519098), (1372, 1457094), (1974, 1012732), (2058, 971396), (2303, 868056), (2632, 759549), (2744, 728547), (3948, 506366), (4116, 485698), (4606, 434028), (5167, 386904), (6909, 289352), (7896, 253183), (8232, 242849), (9212, 217014), (10334, 193452), (13818, 144676), (15501, 128968), (16121, 124008), (18424, 108507), (20668, 96726), (27636, 72338), (31002, 64484), (32242, 62004), (36169, 55272), (41336, 48363)]