2891397390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{643}}^1$

素因数の和:716

約数の個数: 256

約数和(自身を含む): 8902656000

約数和(自身を除く): 6011258610

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 23, 30, 35, 38, 42, 46, 49, 57, 69, 70, 95, 98, 105, 114, 115, 133, 138, 147, 161, 190, 210, 230, 245, 266, 285, 294, 322, 343, 345, 399, 437, 483, 490, 570, 643, 665, 686, 690, 735, 798, 805, 874, 931, 966, 1029, 1127, 1286, 1311, 1330, 1470, 1610, 1715, 1862, 1929, 1995, 2058, 2185, 2254, 2415, 2622, 2793, 3059, 3215, 3381, 3430, 3858, 3990, 4370, 4501, 4655, 4830, 5145, 5586, 5635, 6118, 6430, 6517, 6555, 6762, 7889, 9002, 9177, 9310, 9645, 10290, 11270, 12217, 13034, 13110, 13503, 13965, 14789, 15295, 15778, 16905, 18354, 19290, 19551, 21413, 22505, 23667, 24434, 27006, 27930, 29578, 30590, 31507, 32585, 33810, 36651, 39102, 39445, 42826, 44367, 45010, 45885, 47334, 61085, 63014, 64239, 65170, 67515, 73302, 73945, 78890, 85519, 88734, 91770, 94521, 97755, 103523, 107065, 118335, 122170, 128478, 135030, 147890, 149891, 157535, 171038, 183255, 189042, 195510, 207046, 214130, 220549, 221835, 236670, 256557, 280991, 299782, 310569, 315070, 321195, 366510, 427595, 441098, 443670, 449673, 472605, 513114, 517615, 561982, 598633, 621138, 642390, 661647, 724661, 749455, 842973, 855190, 899346, 945210, 1035230, 1102745, 1197266, 1282785, 1323294, 1404955, 1449322, 1498910, 1552845, 1685946, 1795899, 1966937, 2173983, 2205490, 2248365, 2565570, 2809910, 2993165, 3105690, 3308235, 3591798, 3623305, 3933874, 4190431, 4214865, 4347966, 4496730, 5072627, 5900811, 5986330, 6616470, 7246610, 8380862, 8429730, 8979495, 9834685, 10145254, 10869915, 11801622, 12571293, 13768559, 15217881, 17958990, 19669370, 20952155, 21739830, 25142586, 25363135, 27537118, 29504055, 30435762, 41305677, 41904310, 50726270, 59008110, 62856465, 68842795, 76089405, 82611354, 96379913, 125712930, 137685590, 152178810, 192759826, 206528385, 289139739, 413056770, 481899565, 578279478, 963799130, 1445698695, 2891397390]

約数ペア:

[(1, 2891397390), (2, 1445698695), (3, 963799130), (5, 578279478), (6, 481899565), (7, 413056770), (10, 289139739), (14, 206528385), (15, 192759826), (19, 152178810), (21, 137685590), (23, 125712930), (30, 96379913), (35, 82611354), (38, 76089405), (42, 68842795), (46, 62856465), (49, 59008110), (57, 50726270), (69, 41904310), (70, 41305677), (95, 30435762), (98, 29504055), (105, 27537118), (114, 25363135), (115, 25142586), (133, 21739830), (138, 20952155), (147, 19669370), (161, 17958990), (190, 15217881), (210, 13768559), (230, 12571293), (245, 11801622), (266, 10869915), (285, 10145254), (294, 9834685), (322, 8979495), (343, 8429730), (345, 8380862), (399, 7246610), (437, 6616470), (483, 5986330), (490, 5900811), (570, 5072627), (643, 4496730), (665, 4347966), (686, 4214865), (690, 4190431), (735, 3933874), (798, 3623305), (805, 3591798), (874, 3308235), (931, 3105690), (966, 2993165), (1029, 2809910), (1127, 2565570), (1286, 2248365), (1311, 2205490), (1330, 2173983), (1470, 1966937), (1610, 1795899), (1715, 1685946), (1862, 1552845), (1929, 1498910), (1995, 1449322), (2058, 1404955), (2185, 1323294), (2254, 1282785), (2415, 1197266), (2622, 1102745), (2793, 1035230), (3059, 945210), (3215, 899346), (3381, 855190), (3430, 842973), (3858, 749455), (3990, 724661), (4370, 661647), (4501, 642390), (4655, 621138), (4830, 598633), (5145, 561982), (5586, 517615), (5635, 513114), (6118, 472605), (6430, 449673), (6517, 443670), (6555, 441098), (6762, 427595), (7889, 366510), (9002, 321195), (9177, 315070), (9310, 310569), (9645, 299782), (10290, 280991), (11270, 256557), (12217, 236670), (13034, 221835), (13110, 220549), (13503, 214130), (13965, 207046), (14789, 195510), (15295, 189042), (15778, 183255), (16905, 171038), (18354, 157535), (19290, 149891), (19551, 147890), (21413, 135030), (22505, 128478), (23667, 122170), (24434, 118335), (27006, 107065), (27930, 103523), (29578, 97755), (30590, 94521), (31507, 91770), (32585, 88734), (33810, 85519), (36651, 78890), (39102, 73945), (39445, 73302), (42826, 67515), (44367, 65170), (45010, 64239), (45885, 63014), (47334, 61085)]