640005912

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:223

約数の個数: 384

約数和(自身を含む): 2314690560

約数和(自身を除く): 1674684648

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 23, 24, 26, 28, 31, 36, 39, 42, 46, 52, 56, 62, 63, 69, 72, 78, 84, 91, 92, 93, 104, 117, 124, 126, 137, 138, 156, 161, 168, 182, 184, 186, 207, 217, 234, 248, 252, 273, 274, 276, 279, 299, 312, 322, 364, 372, 403, 411, 414, 434, 468, 483, 504, 546, 548, 552, 558, 598, 644, 651, 713, 728, 744, 806, 819, 822, 828, 868, 897, 936, 959, 966, 1092, 1096, 1116, 1196, 1209, 1233, 1288, 1302, 1426, 1449, 1612, 1638, 1644, 1656, 1736, 1781, 1794, 1918, 1932, 1953, 2093, 2139, 2184, 2232, 2392, 2418, 2466, 2604, 2691, 2821, 2852, 2877, 2898, 3151, 3224, 3276, 3288, 3562, 3588, 3627, 3836, 3864, 3906, 4186, 4247, 4278, 4836, 4932, 4991, 5208, 5343, 5382, 5642, 5704, 5754, 5796, 6279, 6302, 6417, 6552, 7124, 7176, 7254, 7672, 7812, 8372, 8463, 8494, 8556, 8631, 9269, 9453, 9672, 9864, 9982, 10686, 10764, 11284, 11508, 11592, 12467, 12558, 12604, 12741, 12834, 14248, 14508, 14973, 15624, 16029, 16744, 16926, 16988, 17112, 17262, 18538, 18837, 18906, 19964, 21372, 21528, 22057, 22568, 23016, 24934, 25116, 25208, 25389, 25482, 25668, 27807, 28359, 29016, 29729, 29946, 32058, 33852, 33976, 34524, 37076, 37401, 37674, 37812, 38223, 39928, 40963, 42744, 44114, 44919, 49868, 50232, 50778, 50964, 51336, 55211, 55614, 56718, 59458, 59892, 64116, 64883, 66171, 67704, 69048, 74152, 74802, 75348, 75624, 76446, 81926, 83421, 88228, 89187, 89838, 97681, 99736, 101556, 101928, 110422, 111228, 112203, 113436, 118916, 119784, 122889, 128232, 129766, 132342, 149604, 150696, 152892, 163852, 165633, 166842, 176456, 178374, 179676, 194649, 195362, 198513, 203112, 220844, 222456, 224406, 226872, 237832, 245778, 259532, 264684, 267561, 286741, 293043, 299208, 305784, 327704, 331266, 333684, 356748, 359352, 368667, 386477, 389298, 390724, 397026, 441688, 448812, 491556, 496899, 519064, 529368, 535122, 573482, 583947, 586086, 662532, 667368, 683767, 713496, 737334, 772954, 778596, 781448, 794052, 860223, 879129, 897624, 983112, 993798, 1070244, 1146964, 1159431, 1167894, 1172172, 1269853, 1325064, 1367534, 1474668, 1545908, 1557192, 1588104, 1720446, 1758258, 1987596, 2051301, 2140488, 2293928, 2318862, 2335788, 2344344, 2539706, 2580669, 2735068, 2949336, 3091816, 3440892, 3478293, 3516516, 3809559, 3975192, 4102602, 4637724, 4671576, 5079412, 5161338, 5470136, 6153903, 6881784, 6956586, 7033032, 7619118, 8205204, 8888971, 9275448, 10158824, 10322676, 11428677, 12307806, 13913172, 15238236, 16410408, 17777942, 20645352, 22857354, 24615612, 26666913, 27826344, 30476472, 35555884, 45714708, 49231224, 53333826, 71111768, 80000739, 91429416, 106667652, 160001478, 213335304, 320002956, 640005912]

約数ペア:

[(1, 640005912), (2, 320002956), (3, 213335304), (4, 160001478), (6, 106667652), (7, 91429416), (8, 80000739), (9, 71111768), (12, 53333826), (13, 49231224), (14, 45714708), (18, 35555884), (21, 30476472), (23, 27826344), (24, 26666913), (26, 24615612), (28, 22857354), (31, 20645352), (36, 17777942), (39, 16410408), (42, 15238236), (46, 13913172), (52, 12307806), (56, 11428677), (62, 10322676), (63, 10158824), (69, 9275448), (72, 8888971), (78, 8205204), (84, 7619118), (91, 7033032), (92, 6956586), (93, 6881784), (104, 6153903), (117, 5470136), (124, 5161338), (126, 5079412), (137, 4671576), (138, 4637724), (156, 4102602), (161, 3975192), (168, 3809559), (182, 3516516), (184, 3478293), (186, 3440892), (207, 3091816), (217, 2949336), (234, 2735068), (248, 2580669), (252, 2539706), (273, 2344344), (274, 2335788), (276, 2318862), (279, 2293928), (299, 2140488), (312, 2051301), (322, 1987596), (364, 1758258), (372, 1720446), (403, 1588104), (411, 1557192), (414, 1545908), (434, 1474668), (468, 1367534), (483, 1325064), (504, 1269853), (546, 1172172), (548, 1167894), (552, 1159431), (558, 1146964), (598, 1070244), (644, 993798), (651, 983112), (713, 897624), (728, 879129), (744, 860223), (806, 794052), (819, 781448), (822, 778596), (828, 772954), (868, 737334), (897, 713496), (936, 683767), (959, 667368), (966, 662532), (1092, 586086), (1096, 583947), (1116, 573482), (1196, 535122), (1209, 529368), (1233, 519064), (1288, 496899), (1302, 491556), (1426, 448812), (1449, 441688), (1612, 397026), (1638, 390724), (1644, 389298), (1656, 386477), (1736, 368667), (1781, 359352), (1794, 356748), (1918, 333684), (1932, 331266), (1953, 327704), (2093, 305784), (2139, 299208), (2184, 293043), (2232, 286741), (2392, 267561), (2418, 264684), (2466, 259532), (2604, 245778), (2691, 237832), (2821, 226872), (2852, 224406), (2877, 222456), (2898, 220844), (3151, 203112), (3224, 198513), (3276, 195362), (3288, 194649), (3562, 179676), (3588, 178374), (3627, 176456), (3836, 166842), (3864, 165633), (3906, 163852), (4186, 152892), (4247, 150696), (4278, 149604), (4836, 132342), (4932, 129766), (4991, 128232), (5208, 122889), (5343, 119784), (5382, 118916), (5642, 113436), (5704, 112203), (5754, 111228), (5796, 110422), (6279, 101928), (6302, 101556), (6417, 99736), (6552, 97681), (7124, 89838), (7176, 89187), (7254, 88228), (7672, 83421), (7812, 81926), (8372, 76446), (8463, 75624), (8494, 75348), (8556, 74802), (8631, 74152), (9269, 69048), (9453, 67704), (9672, 66171), (9864, 64883), (9982, 64116), (10686, 59892), (10764, 59458), (11284, 56718), (11508, 55614), (11592, 55211), (12467, 51336), (12558, 50964), (12604, 50778), (12741, 50232), (12834, 49868), (14248, 44919), (14508, 44114), (14973, 42744), (15624, 40963), (16029, 39928), (16744, 38223), (16926, 37812), (16988, 37674), (17112, 37401), (17262, 37076), (18538, 34524), (18837, 33976), (18906, 33852), (19964, 32058), (21372, 29946), (21528, 29729), (22057, 29016), (22568, 28359), (23016, 27807), (24934, 25668), (25116, 25482), (25208, 25389)]