20123100312

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{367}}^1\times {\mathrm{8821}}^1$

素因数の和:9241

約数の個数: 128

約数和(自身を含む): 59216087040

約数和(自身を除く): 39092986728

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 37, 42, 56, 74, 84, 111, 148, 168, 222, 259, 296, 367, 444, 518, 734, 777, 888, 1036, 1101, 1468, 1554, 2072, 2202, 2569, 2936, 3108, 4404, 5138, 6216, 7707, 8808, 8821, 10276, 13579, 15414, 17642, 20552, 26463, 27158, 30828, 35284, 40737, 52926, 54316, 61656, 61747, 70568, 81474, 95053, 105852, 108632, 123494, 162948, 185241, 190106, 211704, 246988, 285159, 325896, 326377, 370482, 380212, 493976, 570318, 652754, 740964, 760424, 979131, 1140636, 1305508, 1481928, 1958262, 2281272, 2284639, 2611016, 3237307, 3916524, 4569278, 6474614, 6853917, 7833048, 9138556, 9711921, 12949228, 13707834, 18277112, 19423842, 22661149, 25898456, 27415668, 38847684, 45322298, 54831336, 67983447, 77695368, 90644596, 119780359, 135966894, 181289192, 239560718, 271933788, 359341077, 479121436, 543867576, 718682154, 838462513, 958242872, 1437364308, 1676925026, 2515387539, 2874728616, 3353850052, 5030775078, 6707700104, 10061550156, 20123100312]

約数ペア:

[(1, 20123100312), (2, 10061550156), (3, 6707700104), (4, 5030775078), (6, 3353850052), (7, 2874728616), (8, 2515387539), (12, 1676925026), (14, 1437364308), (21, 958242872), (24, 838462513), (28, 718682154), (37, 543867576), (42, 479121436), (56, 359341077), (74, 271933788), (84, 239560718), (111, 181289192), (148, 135966894), (168, 119780359), (222, 90644596), (259, 77695368), (296, 67983447), (367, 54831336), (444, 45322298), (518, 38847684), (734, 27415668), (777, 25898456), (888, 22661149), (1036, 19423842), (1101, 18277112), (1468, 13707834), (1554, 12949228), (2072, 9711921), (2202, 9138556), (2569, 7833048), (2936, 6853917), (3108, 6474614), (4404, 4569278), (5138, 3916524), (6216, 3237307), (7707, 2611016), (8808, 2284639), (8821, 2281272), (10276, 1958262), (13579, 1481928), (15414, 1305508), (17642, 1140636), (20552, 979131), (26463, 760424), (27158, 740964), (30828, 652754), (35284, 570318), (40737, 493976), (52926, 380212), (54316, 370482), (61656, 326377), (61747, 325896), (70568, 285159), (81474, 246988), (95053, 211704), (105852, 190106), (108632, 185241), (123494, 162948)]