640539360

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4783}}^1$

素因数の和:4838

約数の個数: 192

約数和(自身を含む): 2314690560

約数和(自身を除く): 1674151200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 72, 80, 90, 93, 96, 108, 120, 124, 135, 144, 155, 160, 180, 186, 216, 240, 248, 270, 279, 288, 310, 360, 372, 432, 465, 480, 496, 540, 558, 620, 720, 744, 837, 864, 930, 992, 1080, 1116, 1240, 1395, 1440, 1488, 1674, 1860, 2160, 2232, 2480, 2790, 2976, 3348, 3720, 4185, 4320, 4464, 4783, 4960, 5580, 6696, 7440, 8370, 8928, 9566, 11160, 13392, 14349, 14880, 16740, 19132, 22320, 23915, 26784, 28698, 33480, 38264, 43047, 44640, 47830, 57396, 66960, 71745, 76528, 86094, 95660, 114792, 129141, 133920, 143490, 148273, 153056, 172188, 191320, 215235, 229584, 258282, 286980, 296546, 344376, 382640, 430470, 444819, 459168, 516564, 573960, 593092, 645705, 688752, 741365, 765280, 860940, 889638, 1033128, 1147920, 1186184, 1291410, 1334457, 1377504, 1482730, 1721880, 1779276, 2066256, 2224095, 2295840, 2372368, 2582820, 2668914, 2965460, 3443760, 3558552, 4003371, 4132512, 4448190, 4744736, 5165640, 5337828, 5930920, 6672285, 6887520, 7117104, 8006742, 8896380, 10331280, 10675656, 11861840, 13344570, 14234208, 16013484, 17792760, 20016855, 20662560, 21351312, 23723680, 26689140, 32026968, 35585520, 40033710, 42702624, 53378280, 64053936, 71171040, 80067420, 106756560, 128107872, 160134840, 213513120, 320269680, 640539360]

約数ペア:

[(1, 640539360), (2, 320269680), (3, 213513120), (4, 160134840), (5, 128107872), (6, 106756560), (8, 80067420), (9, 71171040), (10, 64053936), (12, 53378280), (15, 42702624), (16, 40033710), (18, 35585520), (20, 32026968), (24, 26689140), (27, 23723680), (30, 21351312), (31, 20662560), (32, 20016855), (36, 17792760), (40, 16013484), (45, 14234208), (48, 13344570), (54, 11861840), (60, 10675656), (62, 10331280), (72, 8896380), (80, 8006742), (90, 7117104), (93, 6887520), (96, 6672285), (108, 5930920), (120, 5337828), (124, 5165640), (135, 4744736), (144, 4448190), (155, 4132512), (160, 4003371), (180, 3558552), (186, 3443760), (216, 2965460), (240, 2668914), (248, 2582820), (270, 2372368), (279, 2295840), (288, 2224095), (310, 2066256), (360, 1779276), (372, 1721880), (432, 1482730), (465, 1377504), (480, 1334457), (496, 1291410), (540, 1186184), (558, 1147920), (620, 1033128), (720, 889638), (744, 860940), (837, 765280), (864, 741365), (930, 688752), (992, 645705), (1080, 593092), (1116, 573960), (1240, 516564), (1395, 459168), (1440, 444819), (1488, 430470), (1674, 382640), (1860, 344376), (2160, 296546), (2232, 286980), (2480, 258282), (2790, 229584), (2976, 215235), (3348, 191320), (3720, 172188), (4185, 153056), (4320, 148273), (4464, 143490), (4783, 133920), (4960, 129141), (5580, 114792), (6696, 95660), (7440, 86094), (8370, 76528), (8928, 71745), (9566, 66960), (11160, 57396), (13392, 47830), (14349, 44640), (14880, 43047), (16740, 38264), (19132, 33480), (22320, 28698), (23915, 26784)]