65665920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1487}}^1$

素因数の和:1532

約数の個数: 128

約数和(自身を含む): 218557440

約数和(自身を除く): 152891520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 128, 138, 160, 184, 192, 230, 240, 276, 320, 345, 368, 384, 460, 480, 552, 640, 690, 736, 920, 960, 1104, 1380, 1472, 1487, 1840, 1920, 2208, 2760, 2944, 2974, 3680, 4416, 4461, 5520, 5948, 7360, 7435, 8832, 8922, 11040, 11896, 14720, 14870, 17844, 22080, 22305, 23792, 29740, 34201, 35688, 44160, 44610, 47584, 59480, 68402, 71376, 89220, 95168, 102603, 118960, 136804, 142752, 171005, 178440, 190336, 205206, 237920, 273608, 285504, 342010, 356880, 410412, 475840, 513015, 547216, 571008, 684020, 713760, 820824, 951680, 1026030, 1094432, 1368040, 1427520, 1641648, 2052060, 2188864, 2736080, 2855040, 3283296, 4104120, 4377728, 5472160, 6566592, 8208240, 10944320, 13133184, 16416480, 21888640, 32832960, 65665920]

約数ペア:

[(1, 65665920), (2, 32832960), (3, 21888640), (4, 16416480), (5, 13133184), (6, 10944320), (8, 8208240), (10, 6566592), (12, 5472160), (15, 4377728), (16, 4104120), (20, 3283296), (23, 2855040), (24, 2736080), (30, 2188864), (32, 2052060), (40, 1641648), (46, 1427520), (48, 1368040), (60, 1094432), (64, 1026030), (69, 951680), (80, 820824), (92, 713760), (96, 684020), (115, 571008), (120, 547216), (128, 513015), (138, 475840), (160, 410412), (184, 356880), (192, 342010), (230, 285504), (240, 273608), (276, 237920), (320, 205206), (345, 190336), (368, 178440), (384, 171005), (460, 142752), (480, 136804), (552, 118960), (640, 102603), (690, 95168), (736, 89220), (920, 71376), (960, 68402), (1104, 59480), (1380, 47584), (1472, 44610), (1487, 44160), (1840, 35688), (1920, 34201), (2208, 29740), (2760, 23792), (2944, 22305), (2974, 22080), (3680, 17844), (4416, 14870), (4461, 14720), (5520, 11896), (5948, 11040), (7360, 8922), (7435, 8832)]