64277760

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{881}}^1$

素因数の和:924

約数の個数: 144

約数和(自身を含む): 216336960

約数和(自身を除く): 152059200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 256, 285, 304, 320, 380, 384, 456, 480, 570, 608, 640, 760, 768, 881, 912, 960, 1140, 1216, 1280, 1520, 1762, 1824, 1920, 2280, 2432, 2643, 3040, 3524, 3648, 3840, 4405, 4560, 4864, 5286, 6080, 7048, 7296, 8810, 9120, 10572, 12160, 13215, 14096, 14592, 16739, 17620, 18240, 21144, 24320, 26430, 28192, 33478, 35240, 36480, 42288, 50217, 52860, 56384, 66956, 70480, 72960, 83695, 84576, 100434, 105720, 112768, 133912, 140960, 167390, 169152, 200868, 211440, 225536, 251085, 267824, 281920, 334780, 338304, 401736, 422880, 502170, 535648, 563840, 669560, 676608, 803472, 845760, 1004340, 1071296, 1127680, 1339120, 1606944, 1691520, 2008680, 2142592, 2678240, 3213888, 3383040, 4017360, 4285184, 5356480, 6427776, 8034720, 10712960, 12855552, 16069440, 21425920, 32138880, 64277760]

約数ペア:

[(1, 64277760), (2, 32138880), (3, 21425920), (4, 16069440), (5, 12855552), (6, 10712960), (8, 8034720), (10, 6427776), (12, 5356480), (15, 4285184), (16, 4017360), (19, 3383040), (20, 3213888), (24, 2678240), (30, 2142592), (32, 2008680), (38, 1691520), (40, 1606944), (48, 1339120), (57, 1127680), (60, 1071296), (64, 1004340), (76, 845760), (80, 803472), (95, 676608), (96, 669560), (114, 563840), (120, 535648), (128, 502170), (152, 422880), (160, 401736), (190, 338304), (192, 334780), (228, 281920), (240, 267824), (256, 251085), (285, 225536), (304, 211440), (320, 200868), (380, 169152), (384, 167390), (456, 140960), (480, 133912), (570, 112768), (608, 105720), (640, 100434), (760, 84576), (768, 83695), (881, 72960), (912, 70480), (960, 66956), (1140, 56384), (1216, 52860), (1280, 50217), (1520, 42288), (1762, 36480), (1824, 35240), (1920, 33478), (2280, 28192), (2432, 26430), (2643, 24320), (3040, 21144), (3524, 18240), (3648, 17620), (3840, 16739), (4405, 14592), (4560, 14096), (4864, 13215), (5286, 12160), (6080, 10572), (7048, 9120), (7296, 8810)]