681192512

素因数分解:

$2^6\times 7^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:95

約数の個数: 280

約数和(自身を含む): 1912388352

約数和(自身を除く): 1231195840

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 31, 32, 44, 49, 52, 56, 62, 64, 77, 88, 91, 98, 104, 112, 124, 143, 154, 176, 182, 196, 208, 217, 224, 248, 286, 308, 341, 343, 352, 364, 392, 403, 416, 434, 448, 496, 539, 572, 616, 637, 682, 686, 704, 728, 784, 806, 832, 868, 992, 1001, 1078, 1144, 1232, 1274, 1364, 1372, 1456, 1519, 1568, 1612, 1736, 1984, 2002, 2156, 2288, 2387, 2401, 2464, 2548, 2728, 2744, 2821, 2912, 3038, 3136, 3224, 3472, 3773, 4004, 4312, 4433, 4459, 4576, 4774, 4802, 4928, 5096, 5456, 5488, 5642, 5824, 6076, 6448, 6944, 7007, 7546, 8008, 8624, 8866, 8918, 9152, 9548, 9604, 10192, 10633, 10912, 10976, 11284, 12152, 12896, 13888, 14014, 15092, 16016, 16709, 17248, 17732, 17836, 19096, 19208, 19747, 20384, 21266, 21824, 21952, 22568, 24304, 25792, 26411, 28028, 30184, 31031, 31213, 32032, 33418, 34496, 35464, 35672, 38192, 38416, 39494, 40768, 42532, 45136, 48608, 49049, 52822, 56056, 60368, 62062, 62426, 64064, 66836, 70928, 71344, 74431, 76384, 76832, 78988, 85064, 90272, 97216, 98098, 105644, 112112, 116963, 120736, 124124, 124852, 133672, 138229, 141856, 142688, 148862, 152768, 153664, 157976, 170128, 180544, 196196, 211288, 217217, 224224, 233926, 241472, 248248, 249704, 267344, 276458, 283712, 285376, 297724, 315952, 340256, 343343, 392392, 422576, 434434, 448448, 467852, 496496, 499408, 534688, 552916, 595448, 631904, 680512, 686686, 784784, 818741, 845152, 868868, 935704, 967603, 992992, 998816, 1069376, 1105832, 1190896, 1263808, 1373372, 1520519, 1569568, 1637482, 1690304, 1737736, 1871408, 1935206, 1985984, 1997632, 2211664, 2381792, 2746744, 3041038, 3139136, 3274964, 3475472, 3742816, 3870412, 4423328, 4763584, 5493488, 6082076, 6549928, 6950944, 7485632, 7740824, 8846656, 10643633, 10986976, 12164152, 13099856, 13901888, 15481648, 21287266, 21973952, 24328304, 26199712, 30963296, 42574532, 48656608, 52399424, 61926592, 85149064, 97313216, 170298128, 340596256, 681192512]

約数ペア:

[(1, 681192512), (2, 340596256), (4, 170298128), (7, 97313216), (8, 85149064), (11, 61926592), (13, 52399424), (14, 48656608), (16, 42574532), (22, 30963296), (26, 26199712), (28, 24328304), (31, 21973952), (32, 21287266), (44, 15481648), (49, 13901888), (52, 13099856), (56, 12164152), (62, 10986976), (64, 10643633), (77, 8846656), (88, 7740824), (91, 7485632), (98, 6950944), (104, 6549928), (112, 6082076), (124, 5493488), (143, 4763584), (154, 4423328), (176, 3870412), (182, 3742816), (196, 3475472), (208, 3274964), (217, 3139136), (224, 3041038), (248, 2746744), (286, 2381792), (308, 2211664), (341, 1997632), (343, 1985984), (352, 1935206), (364, 1871408), (392, 1737736), (403, 1690304), (416, 1637482), (434, 1569568), (448, 1520519), (496, 1373372), (539, 1263808), (572, 1190896), (616, 1105832), (637, 1069376), (682, 998816), (686, 992992), (704, 967603), (728, 935704), (784, 868868), (806, 845152), (832, 818741), (868, 784784), (992, 686686), (1001, 680512), (1078, 631904), (1144, 595448), (1232, 552916), (1274, 534688), (1364, 499408), (1372, 496496), (1456, 467852), (1519, 448448), (1568, 434434), (1612, 422576), (1736, 392392), (1984, 343343), (2002, 340256), (2156, 315952), (2288, 297724), (2387, 285376), (2401, 283712), (2464, 276458), (2548, 267344), (2728, 249704), (2744, 248248), (2821, 241472), (2912, 233926), (3038, 224224), (3136, 217217), (3224, 211288), (3472, 196196), (3773, 180544), (4004, 170128), (4312, 157976), (4433, 153664), (4459, 152768), (4576, 148862), (4774, 142688), (4802, 141856), (4928, 138229), (5096, 133672), (5456, 124852), (5488, 124124), (5642, 120736), (5824, 116963), (6076, 112112), (6448, 105644), (6944, 98098), (7007, 97216), (7546, 90272), (8008, 85064), (8624, 78988), (8866, 76832), (8918, 76384), (9152, 74431), (9548, 71344), (9604, 70928), (10192, 66836), (10633, 64064), (10912, 62426), (10976, 62062), (11284, 60368), (12152, 56056), (12896, 52822), (13888, 49049), (14014, 48608), (15092, 45136), (16016, 42532), (16709, 40768), (17248, 39494), (17732, 38416), (17836, 38192), (19096, 35672), (19208, 35464), (19747, 34496), (20384, 33418), (21266, 32032), (21824, 31213), (21952, 31031), (22568, 30184), (24304, 28028), (25792, 26411)]