1980571992

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{179}}^1\times {\mathrm{983}}^1$

素因数の和:1245

約数の個数: 128

約数和(自身を含む): 5781196800

約数和(自身を除く): 3800624808

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 67, 84, 134, 168, 179, 201, 268, 358, 402, 469, 536, 537, 716, 804, 938, 983, 1074, 1253, 1407, 1432, 1608, 1876, 1966, 2148, 2506, 2814, 2949, 3752, 3759, 3932, 4296, 5012, 5628, 5898, 6881, 7518, 7864, 10024, 11256, 11796, 11993, 13762, 15036, 20643, 23592, 23986, 27524, 30072, 35979, 41286, 47972, 55048, 65861, 71958, 82572, 83951, 95944, 131722, 143916, 165144, 167902, 175957, 197583, 251853, 263444, 287832, 335804, 351914, 395166, 461027, 503706, 526888, 527871, 671608, 703828, 790332, 922054, 1007412, 1055742, 1231699, 1383081, 1407656, 1580664, 1844108, 2014824, 2111484, 2463398, 2766162, 3688216, 3695097, 4222968, 4926796, 5532324, 7390194, 9853592, 11064648, 11789119, 14780388, 23578238, 29560776, 35367357, 47156476, 70734714, 82523833, 94312952, 141469428, 165047666, 247571499, 282938856, 330095332, 495142998, 660190664, 990285996, 1980571992]

約数ペア:

[(1, 1980571992), (2, 990285996), (3, 660190664), (4, 495142998), (6, 330095332), (7, 282938856), (8, 247571499), (12, 165047666), (14, 141469428), (21, 94312952), (24, 82523833), (28, 70734714), (42, 47156476), (56, 35367357), (67, 29560776), (84, 23578238), (134, 14780388), (168, 11789119), (179, 11064648), (201, 9853592), (268, 7390194), (358, 5532324), (402, 4926796), (469, 4222968), (536, 3695097), (537, 3688216), (716, 2766162), (804, 2463398), (938, 2111484), (983, 2014824), (1074, 1844108), (1253, 1580664), (1407, 1407656), (1432, 1383081), (1608, 1231699), (1876, 1055742), (1966, 1007412), (2148, 922054), (2506, 790332), (2814, 703828), (2949, 671608), (3752, 527871), (3759, 526888), (3932, 503706), (4296, 461027), (5012, 395166), (5628, 351914), (5898, 335804), (6881, 287832), (7518, 263444), (7864, 251853), (10024, 197583), (11256, 175957), (11796, 167902), (11993, 165144), (13762, 143916), (15036, 131722), (20643, 95944), (23592, 83951), (23986, 82572), (27524, 71958), (30072, 65861), (35979, 55048), (41286, 47972)]