1256354784

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{523}}^1$

素因数の和:997

約数の個数: 144

約数和(自身を含む): 3776572800

約数和(自身を除く): 2520218016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 72, 76, 96, 114, 144, 152, 171, 228, 288, 304, 342, 439, 456, 523, 608, 684, 878, 912, 1046, 1317, 1368, 1569, 1756, 1824, 2092, 2634, 2736, 3138, 3512, 3951, 4184, 4707, 5268, 5472, 6276, 7024, 7902, 8341, 8368, 9414, 9937, 10536, 12552, 14048, 15804, 16682, 16736, 18828, 19874, 21072, 25023, 25104, 29811, 31608, 33364, 37656, 39748, 42144, 50046, 50208, 59622, 63216, 66728, 75069, 75312, 79496, 89433, 100092, 119244, 126432, 133456, 150138, 150624, 158992, 178866, 200184, 229597, 238488, 266912, 300276, 317984, 357732, 400368, 459194, 476976, 600552, 688791, 715464, 800736, 918388, 953952, 1201104, 1377582, 1430928, 1836776, 2066373, 2402208, 2755164, 2861856, 3673552, 4132746, 4362343, 5510328, 7347104, 8265492, 8724686, 11020656, 13087029, 16530984, 17449372, 22041312, 26174058, 33061968, 34898744, 39261087, 52348116, 66123936, 69797488, 78522174, 104696232, 139594976, 157044348, 209392464, 314088696, 418784928, 628177392, 1256354784]

約数ペア:

[(1, 1256354784), (2, 628177392), (3, 418784928), (4, 314088696), (6, 209392464), (8, 157044348), (9, 139594976), (12, 104696232), (16, 78522174), (18, 69797488), (19, 66123936), (24, 52348116), (32, 39261087), (36, 34898744), (38, 33061968), (48, 26174058), (57, 22041312), (72, 17449372), (76, 16530984), (96, 13087029), (114, 11020656), (144, 8724686), (152, 8265492), (171, 7347104), (228, 5510328), (288, 4362343), (304, 4132746), (342, 3673552), (439, 2861856), (456, 2755164), (523, 2402208), (608, 2066373), (684, 1836776), (878, 1430928), (912, 1377582), (1046, 1201104), (1317, 953952), (1368, 918388), (1569, 800736), (1756, 715464), (1824, 688791), (2092, 600552), (2634, 476976), (2736, 459194), (3138, 400368), (3512, 357732), (3951, 317984), (4184, 300276), (4707, 266912), (5268, 238488), (5472, 229597), (6276, 200184), (7024, 178866), (7902, 158992), (8341, 150624), (8368, 150138), (9414, 133456), (9937, 126432), (10536, 119244), (12552, 100092), (14048, 89433), (15804, 79496), (16682, 75312), (16736, 75069), (18828, 66728), (19874, 63216), (21072, 59622), (25023, 50208), (25104, 50046), (29811, 42144), (31608, 39748), (33364, 37656)]