31480416

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{523}}^1$

素因数の和:569

約数の個数: 144

約数和(自身を含む): 102997440

約数和(自身を除く): 71517024

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 19, 22, 24, 32, 33, 36, 38, 44, 48, 57, 66, 72, 76, 88, 96, 99, 114, 132, 144, 152, 171, 176, 198, 209, 228, 264, 288, 304, 342, 352, 396, 418, 456, 523, 528, 608, 627, 684, 792, 836, 912, 1046, 1056, 1254, 1368, 1569, 1584, 1672, 1824, 1881, 2092, 2508, 2736, 3138, 3168, 3344, 3762, 4184, 4707, 5016, 5472, 5753, 6276, 6688, 7524, 8368, 9414, 9937, 10032, 11506, 12552, 15048, 16736, 17259, 18828, 19874, 20064, 23012, 25104, 29811, 30096, 34518, 37656, 39748, 46024, 50208, 51777, 59622, 60192, 69036, 75312, 79496, 89433, 92048, 103554, 109307, 119244, 138072, 150624, 158992, 178866, 184096, 207108, 218614, 238488, 276144, 317984, 327921, 357732, 414216, 437228, 476976, 552288, 655842, 715464, 828432, 874456, 953952, 983763, 1311684, 1430928, 1656864, 1748912, 1967526, 2623368, 2861856, 3497824, 3935052, 5246736, 7870104, 10493472, 15740208, 31480416]

約数ペア:

[(1, 31480416), (2, 15740208), (3, 10493472), (4, 7870104), (6, 5246736), (8, 3935052), (9, 3497824), (11, 2861856), (12, 2623368), (16, 1967526), (18, 1748912), (19, 1656864), (22, 1430928), (24, 1311684), (32, 983763), (33, 953952), (36, 874456), (38, 828432), (44, 715464), (48, 655842), (57, 552288), (66, 476976), (72, 437228), (76, 414216), (88, 357732), (96, 327921), (99, 317984), (114, 276144), (132, 238488), (144, 218614), (152, 207108), (171, 184096), (176, 178866), (198, 158992), (209, 150624), (228, 138072), (264, 119244), (288, 109307), (304, 103554), (342, 92048), (352, 89433), (396, 79496), (418, 75312), (456, 69036), (523, 60192), (528, 59622), (608, 51777), (627, 50208), (684, 46024), (792, 39748), (836, 37656), (912, 34518), (1046, 30096), (1056, 29811), (1254, 25104), (1368, 23012), (1569, 20064), (1584, 19874), (1672, 18828), (1824, 17259), (1881, 16736), (2092, 15048), (2508, 12552), (2736, 11506), (3138, 10032), (3168, 9937), (3344, 9414), (3762, 8368), (4184, 7524), (4707, 6688), (5016, 6276), (5472, 5753)]