664644708

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{8821}}^1$

素因数の和:8874

約数の個数: 144

約数和(自身を含む): 2157931776

約数和(自身を除く): 1493287068

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 23, 26, 28, 36, 39, 42, 46, 52, 63, 69, 78, 84, 91, 92, 117, 126, 138, 156, 161, 182, 207, 234, 252, 273, 276, 299, 322, 364, 414, 468, 483, 546, 598, 644, 819, 828, 897, 966, 1092, 1196, 1449, 1638, 1794, 1932, 2093, 2691, 2898, 3276, 3588, 4186, 5382, 5796, 6279, 8372, 8821, 10764, 12558, 17642, 18837, 25116, 26463, 35284, 37674, 52926, 61747, 75348, 79389, 105852, 114673, 123494, 158778, 185241, 202883, 229346, 246988, 317556, 344019, 370482, 405766, 458692, 555723, 608649, 688038, 740964, 802711, 811532, 1032057, 1111446, 1217298, 1376076, 1420181, 1605422, 1825947, 2064114, 2222892, 2408133, 2434596, 2637479, 2840362, 3210844, 3651894, 4128228, 4260543, 4816266, 5274958, 5680724, 7224399, 7303788, 7912437, 8521086, 9632532, 10549916, 12781629, 14448798, 15824874, 17042172, 18462353, 23737311, 25563258, 28897596, 31649748, 36924706, 47474622, 51126516, 55387059, 73849412, 94949244, 110774118, 166161177, 221548236, 332322354, 664644708]

約数ペア:

[(1, 664644708), (2, 332322354), (3, 221548236), (4, 166161177), (6, 110774118), (7, 94949244), (9, 73849412), (12, 55387059), (13, 51126516), (14, 47474622), (18, 36924706), (21, 31649748), (23, 28897596), (26, 25563258), (28, 23737311), (36, 18462353), (39, 17042172), (42, 15824874), (46, 14448798), (52, 12781629), (63, 10549916), (69, 9632532), (78, 8521086), (84, 7912437), (91, 7303788), (92, 7224399), (117, 5680724), (126, 5274958), (138, 4816266), (156, 4260543), (161, 4128228), (182, 3651894), (207, 3210844), (234, 2840362), (252, 2637479), (273, 2434596), (276, 2408133), (299, 2222892), (322, 2064114), (364, 1825947), (414, 1605422), (468, 1420181), (483, 1376076), (546, 1217298), (598, 1111446), (644, 1032057), (819, 811532), (828, 802711), (897, 740964), (966, 688038), (1092, 608649), (1196, 555723), (1449, 458692), (1638, 405766), (1794, 370482), (1932, 344019), (2093, 317556), (2691, 246988), (2898, 229346), (3276, 202883), (3588, 185241), (4186, 158778), (5382, 123494), (5796, 114673), (6279, 105852), (8372, 79389), (8821, 75348), (10764, 61747), (12558, 52926), (17642, 37674), (18837, 35284), (25116, 26463)]