1214897240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{307}}^1$

素因数の和:505

約数の個数: 128

約数和(自身を含む): 2980454400

約数和(自身を除く): 1765557160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 76, 82, 95, 127, 152, 164, 190, 205, 254, 307, 328, 380, 410, 508, 614, 635, 760, 779, 820, 1016, 1228, 1270, 1535, 1558, 1640, 2413, 2456, 2540, 3070, 3116, 3895, 4826, 5080, 5207, 5833, 6140, 6232, 7790, 9652, 10414, 11666, 12065, 12280, 12587, 15580, 19304, 20828, 23332, 24130, 25174, 26035, 29165, 31160, 38989, 41656, 46664, 48260, 50348, 52070, 58330, 62935, 77978, 96520, 98933, 100696, 104140, 116660, 125870, 155956, 194945, 197866, 208280, 233320, 239153, 251740, 311912, 389890, 395732, 478306, 494665, 503480, 740791, 779780, 791464, 956612, 989330, 1195765, 1481582, 1559560, 1598549, 1913224, 1978660, 2391530, 2963164, 3197098, 3703955, 3957320, 4783060, 5926328, 6394196, 7407910, 7992745, 9566120, 12788392, 14815820, 15985490, 29631640, 30372431, 31970980, 60744862, 63941960, 121489724, 151862155, 242979448, 303724310, 607448620, 1214897240]

約数ペア:

[(1, 1214897240), (2, 607448620), (4, 303724310), (5, 242979448), (8, 151862155), (10, 121489724), (19, 63941960), (20, 60744862), (38, 31970980), (40, 30372431), (41, 29631640), (76, 15985490), (82, 14815820), (95, 12788392), (127, 9566120), (152, 7992745), (164, 7407910), (190, 6394196), (205, 5926328), (254, 4783060), (307, 3957320), (328, 3703955), (380, 3197098), (410, 2963164), (508, 2391530), (614, 1978660), (635, 1913224), (760, 1598549), (779, 1559560), (820, 1481582), (1016, 1195765), (1228, 989330), (1270, 956612), (1535, 791464), (1558, 779780), (1640, 740791), (2413, 503480), (2456, 494665), (2540, 478306), (3070, 395732), (3116, 389890), (3895, 311912), (4826, 251740), (5080, 239153), (5207, 233320), (5833, 208280), (6140, 197866), (6232, 194945), (7790, 155956), (9652, 125870), (10414, 116660), (11666, 104140), (12065, 100696), (12280, 98933), (12587, 96520), (15580, 77978), (19304, 62935), (20828, 58330), (23332, 52070), (24130, 50348), (25174, 48260), (26035, 46664), (29165, 41656), (31160, 38989)]