642378528

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{211}}^1$

素因数の和:300

約数の個数: 216

約数和(自身を含む): 2068951248

約数和(自身を除く): 1426572720

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 31, 32, 33, 36, 44, 48, 62, 66, 72, 88, 93, 96, 99, 124, 132, 144, 176, 186, 198, 211, 248, 264, 279, 288, 341, 352, 372, 396, 422, 496, 528, 558, 633, 682, 744, 792, 844, 961, 992, 1023, 1056, 1116, 1266, 1364, 1488, 1584, 1688, 1899, 1922, 2046, 2232, 2321, 2532, 2728, 2883, 2976, 3069, 3168, 3376, 3798, 3844, 4092, 4464, 4642, 5064, 5456, 5766, 6138, 6541, 6752, 6963, 7596, 7688, 8184, 8649, 8928, 9284, 10128, 10571, 10912, 11532, 12276, 13082, 13926, 15192, 15376, 16368, 17298, 18568, 19623, 20256, 20889, 21142, 23064, 24552, 26164, 27852, 30384, 30752, 31713, 32736, 34596, 37136, 39246, 41778, 42284, 46128, 49104, 52328, 55704, 58869, 60768, 63426, 69192, 71951, 74272, 78492, 83556, 84568, 92256, 95139, 98208, 104656, 111408, 117738, 126852, 138384, 143902, 156984, 167112, 169136, 190278, 202771, 209312, 215853, 222816, 235476, 253704, 276768, 287804, 313968, 334224, 338272, 380556, 405542, 431706, 470952, 507408, 575608, 608313, 627936, 647559, 668448, 761112, 811084, 863412, 941904, 1014816, 1151216, 1216626, 1295118, 1522224, 1622168, 1726824, 1824939, 1883808, 2230481, 2302432, 2433252, 2590236, 3044448, 3244336, 3453648, 3649878, 4460962, 4866504, 5180472, 6488672, 6691443, 6907296, 7299756, 8921924, 9733008, 10360944, 13382886, 14599512, 17843848, 19466016, 20074329, 20721888, 26765772, 29199024, 35687696, 40148658, 53531544, 58398048, 71375392, 80297316, 107063088, 160594632, 214126176, 321189264, 642378528]

約数ペア:

[(1, 642378528), (2, 321189264), (3, 214126176), (4, 160594632), (6, 107063088), (8, 80297316), (9, 71375392), (11, 58398048), (12, 53531544), (16, 40148658), (18, 35687696), (22, 29199024), (24, 26765772), (31, 20721888), (32, 20074329), (33, 19466016), (36, 17843848), (44, 14599512), (48, 13382886), (62, 10360944), (66, 9733008), (72, 8921924), (88, 7299756), (93, 6907296), (96, 6691443), (99, 6488672), (124, 5180472), (132, 4866504), (144, 4460962), (176, 3649878), (186, 3453648), (198, 3244336), (211, 3044448), (248, 2590236), (264, 2433252), (279, 2302432), (288, 2230481), (341, 1883808), (352, 1824939), (372, 1726824), (396, 1622168), (422, 1522224), (496, 1295118), (528, 1216626), (558, 1151216), (633, 1014816), (682, 941904), (744, 863412), (792, 811084), (844, 761112), (961, 668448), (992, 647559), (1023, 627936), (1056, 608313), (1116, 575608), (1266, 507408), (1364, 470952), (1488, 431706), (1584, 405542), (1688, 380556), (1899, 338272), (1922, 334224), (2046, 313968), (2232, 287804), (2321, 276768), (2532, 253704), (2728, 235476), (2883, 222816), (2976, 215853), (3069, 209312), (3168, 202771), (3376, 190278), (3798, 169136), (3844, 167112), (4092, 156984), (4464, 143902), (4642, 138384), (5064, 126852), (5456, 117738), (5766, 111408), (6138, 104656), (6541, 98208), (6752, 95139), (6963, 92256), (7596, 84568), (7688, 83556), (8184, 78492), (8649, 74272), (8928, 71951), (9284, 69192), (10128, 63426), (10571, 60768), (10912, 58869), (11532, 55704), (12276, 52328), (13082, 49104), (13926, 46128), (15192, 42284), (15376, 41778), (16368, 39246), (17298, 37136), (18568, 34596), (19623, 32736), (20256, 31713), (20889, 30752), (21142, 30384), (23064, 27852), (24552, 26164)]