65489280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1483}}^1$

素因数の和:1528

約数の個数: 128

約数和(自身を含む): 217969920

約数和(自身を除く): 152480640

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, 1483, 1840, 1920, 2208, 2760, 2944, 2966, 3680, 4416, 4449, 5520, 5932, 7360, 7415, 8832, 8898, 11040, 11864, 14720, 14830, 17796, 22080, 22245, 23728, 29660, 34109, 35592, 44160, 44490, 47456, 59320, 68218, 71184, 88980, 94912, 102327, 118640, 136436, 142368, 170545, 177960, 189824, 204654, 237280, 272872, 284736, 341090, 355920, 409308, 474560, 511635, 545744, 569472, 682180, 711840, 818616, 949120, 1023270, 1091488, 1364360, 1423680, 1637232, 2046540, 2182976, 2728720, 2847360, 3274464, 4093080, 4365952, 5457440, 6548928, 8186160, 10914880, 13097856, 16372320, 21829760, 32744640, 65489280]

約数ペア:

[(1, 65489280), (2, 32744640), (3, 21829760), (4, 16372320), (5, 13097856), (6, 10914880), (8, 8186160), (10, 6548928), (12, 5457440), (15, 4365952), (16, 4093080), (20, 3274464), (23, 2847360), (24, 2728720), (30, 2182976), (32, 2046540), (40, 1637232), (46, 1423680), (48, 1364360), (60, 1091488), (64, 1023270), (69, 949120), (80, 818616), (92, 711840), (96, 682180), (115, 569472), (120, 545744), (128, 511635), (138, 474560), (160, 409308), (184, 355920), (192, 341090), (230, 284736), (240, 272872), (276, 237280), (320, 204654), (345, 189824), (368, 177960), (384, 170545), (460, 142368), (480, 136436), (552, 118640), (640, 102327), (690, 94912), (736, 88980), (920, 71184), (960, 68218), (1104, 59320), (1380, 47456), (1472, 44490), (1483, 44160), (1840, 35592), (1920, 34109), (2208, 29660), (2760, 23728), (2944, 22245), (2966, 22080), (3680, 17796), (4416, 14830), (4449, 14720), (5520, 11864), (5932, 11040), (7360, 8898), (7415, 8832)]