640739520

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{569}}^1$

素因数の和:632

約数の個数: 336

約数和(自身を含む): 2439253440

約数和(自身を除く): 1798513920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 23, 24, 30, 32, 34, 36, 40, 45, 46, 48, 51, 60, 64, 68, 69, 72, 80, 85, 90, 92, 96, 102, 115, 120, 136, 138, 144, 153, 160, 170, 180, 184, 192, 204, 207, 230, 240, 255, 272, 276, 288, 306, 320, 340, 345, 360, 368, 391, 408, 414, 460, 480, 510, 544, 552, 569, 576, 612, 680, 690, 720, 736, 765, 782, 816, 828, 920, 960, 1020, 1035, 1088, 1104, 1138, 1173, 1224, 1360, 1380, 1440, 1472, 1530, 1564, 1632, 1656, 1707, 1840, 1955, 2040, 2070, 2208, 2276, 2346, 2448, 2720, 2760, 2845, 2880, 3060, 3128, 3264, 3312, 3414, 3519, 3680, 3910, 4080, 4140, 4416, 4552, 4692, 4896, 5121, 5440, 5520, 5690, 5865, 6120, 6256, 6624, 6828, 7038, 7360, 7820, 8160, 8280, 8535, 9104, 9384, 9673, 9792, 10242, 11040, 11380, 11730, 12240, 12512, 13087, 13248, 13656, 14076, 15640, 16320, 16560, 17070, 17595, 18208, 18768, 19346, 20484, 22080, 22760, 23460, 24480, 25024, 25605, 26174, 27312, 28152, 29019, 31280, 33120, 34140, 35190, 36416, 37536, 38692, 39261, 40968, 45520, 46920, 48365, 48960, 51210, 52348, 54624, 56304, 58038, 62560, 65435, 66240, 68280, 70380, 75072, 77384, 78522, 81936, 87057, 91040, 93840, 96730, 102420, 104696, 109248, 112608, 116076, 117783, 125120, 130870, 136560, 140760, 145095, 154768, 157044, 163872, 174114, 182080, 187680, 193460, 196305, 204840, 209392, 222479, 225216, 232152, 235566, 261740, 273120, 281520, 290190, 309536, 314088, 327744, 348228, 375360, 386920, 392610, 409680, 418784, 435285, 444958, 464304, 471132, 523480, 546240, 563040, 580380, 588915, 619072, 628176, 667437, 696456, 773840, 785220, 819360, 837568, 870570, 889916, 928608, 942264, 1046960, 1112395, 1126080, 1160760, 1177830, 1256352, 1334874, 1392912, 1547680, 1570440, 1638720, 1741140, 1779832, 1857216, 1884528, 2002311, 2093920, 2224790, 2321520, 2355660, 2512704, 2669748, 2785824, 3095360, 3140880, 3337185, 3482280, 3559664, 3769056, 4004622, 4187840, 4449580, 4643040, 4711320, 5339496, 5571648, 6281760, 6674370, 6964560, 7119328, 7538112, 8009244, 8899160, 9286080, 9422640, 10011555, 10678992, 12563520, 13348740, 13929120, 14238656, 16018488, 17798320, 18845280, 20023110, 21357984, 26697480, 27858240, 32036976, 35596640, 37690560, 40046220, 42715968, 53394960, 64073952, 71193280, 80092440, 106789920, 128147904, 160184880, 213579840, 320369760, 640739520]

約数ペア:

[(1, 640739520), (2, 320369760), (3, 213579840), (4, 160184880), (5, 128147904), (6, 106789920), (8, 80092440), (9, 71193280), (10, 64073952), (12, 53394960), (15, 42715968), (16, 40046220), (17, 37690560), (18, 35596640), (20, 32036976), (23, 27858240), (24, 26697480), (30, 21357984), (32, 20023110), (34, 18845280), (36, 17798320), (40, 16018488), (45, 14238656), (46, 13929120), (48, 13348740), (51, 12563520), (60, 10678992), (64, 10011555), (68, 9422640), (69, 9286080), (72, 8899160), (80, 8009244), (85, 7538112), (90, 7119328), (92, 6964560), (96, 6674370), (102, 6281760), (115, 5571648), (120, 5339496), (136, 4711320), (138, 4643040), (144, 4449580), (153, 4187840), (160, 4004622), (170, 3769056), (180, 3559664), (184, 3482280), (192, 3337185), (204, 3140880), (207, 3095360), (230, 2785824), (240, 2669748), (255, 2512704), (272, 2355660), (276, 2321520), (288, 2224790), (306, 2093920), (320, 2002311), (340, 1884528), (345, 1857216), (360, 1779832), (368, 1741140), (391, 1638720), (408, 1570440), (414, 1547680), (460, 1392912), (480, 1334874), (510, 1256352), (544, 1177830), (552, 1160760), (569, 1126080), (576, 1112395), (612, 1046960), (680, 942264), (690, 928608), (720, 889916), (736, 870570), (765, 837568), (782, 819360), (816, 785220), (828, 773840), (920, 696456), (960, 667437), (1020, 628176), (1035, 619072), (1088, 588915), (1104, 580380), (1138, 563040), (1173, 546240), (1224, 523480), (1360, 471132), (1380, 464304), (1440, 444958), (1472, 435285), (1530, 418784), (1564, 409680), (1632, 392610), (1656, 386920), (1707, 375360), (1840, 348228), (1955, 327744), (2040, 314088), (2070, 309536), (2208, 290190), (2276, 281520), (2346, 273120), (2448, 261740), (2720, 235566), (2760, 232152), (2845, 225216), (2880, 222479), (3060, 209392), (3128, 204840), (3264, 196305), (3312, 193460), (3414, 187680), (3519, 182080), (3680, 174114), (3910, 163872), (4080, 157044), (4140, 154768), (4416, 145095), (4552, 140760), (4692, 136560), (4896, 130870), (5121, 125120), (5440, 117783), (5520, 116076), (5690, 112608), (5865, 109248), (6120, 104696), (6256, 102420), (6624, 96730), (6828, 93840), (7038, 91040), (7360, 87057), (7820, 81936), (8160, 78522), (8280, 77384), (8535, 75072), (9104, 70380), (9384, 68280), (9673, 66240), (9792, 65435), (10242, 62560), (11040, 58038), (11380, 56304), (11730, 54624), (12240, 52348), (12512, 51210), (13087, 48960), (13248, 48365), (13656, 46920), (14076, 45520), (15640, 40968), (16320, 39261), (16560, 38692), (17070, 37536), (17595, 36416), (18208, 35190), (18768, 34140), (19346, 33120), (20484, 31280), (22080, 29019), (22760, 28152), (23460, 27312), (24480, 26174), (25024, 25605)]