248804430

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{491}}^1$

素因数の和:654

約数の個数: 128

約数和(自身を含む): 725483520

約数和(自身を除く): 476679090

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 127, 133, 190, 210, 254, 266, 285, 381, 399, 491, 570, 635, 665, 762, 798, 889, 982, 1270, 1330, 1473, 1778, 1905, 1995, 2413, 2455, 2667, 2946, 3437, 3810, 3990, 4445, 4826, 4910, 5334, 6874, 7239, 7365, 8890, 9329, 10311, 12065, 13335, 14478, 14730, 16891, 17185, 18658, 20622, 24130, 26670, 27987, 33782, 34370, 36195, 46645, 50673, 51555, 55974, 62357, 65303, 72390, 84455, 93290, 101346, 103110, 124714, 130606, 139935, 168910, 187071, 195909, 253365, 279870, 311785, 326515, 374142, 391818, 436499, 506730, 623570, 653030, 872998, 935355, 979545, 1184783, 1309497, 1870710, 1959090, 2182495, 2369566, 2618994, 3554349, 4364990, 5923915, 6547485, 7108698, 8293481, 11847830, 13094970, 16586962, 17771745, 24880443, 35543490, 41467405, 49760886, 82934810, 124402215, 248804430]

約数ペア:

[(1, 248804430), (2, 124402215), (3, 82934810), (5, 49760886), (6, 41467405), (7, 35543490), (10, 24880443), (14, 17771745), (15, 16586962), (19, 13094970), (21, 11847830), (30, 8293481), (35, 7108698), (38, 6547485), (42, 5923915), (57, 4364990), (70, 3554349), (95, 2618994), (105, 2369566), (114, 2182495), (127, 1959090), (133, 1870710), (190, 1309497), (210, 1184783), (254, 979545), (266, 935355), (285, 872998), (381, 653030), (399, 623570), (491, 506730), (570, 436499), (635, 391818), (665, 374142), (762, 326515), (798, 311785), (889, 279870), (982, 253365), (1270, 195909), (1330, 187071), (1473, 168910), (1778, 139935), (1905, 130606), (1995, 124714), (2413, 103110), (2455, 101346), (2667, 93290), (2946, 84455), (3437, 72390), (3810, 65303), (3990, 62357), (4445, 55974), (4826, 51555), (4910, 50673), (5334, 46645), (6874, 36195), (7239, 34370), (7365, 33782), (8890, 27987), (9329, 26670), (10311, 24130), (12065, 20622), (13335, 18658), (14478, 17185), (14730, 16891)]