128475840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{3617}}^1$

素因数の和:3674

約数の個数: 112

約数和(自身を含む): 419051232

約数和(自身を除く): 290575392

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 60, 64, 74, 80, 96, 111, 120, 148, 160, 185, 192, 222, 240, 296, 320, 370, 444, 480, 555, 592, 740, 888, 960, 1110, 1184, 1480, 1776, 2220, 2368, 2960, 3552, 3617, 4440, 5920, 7104, 7234, 8880, 10851, 11840, 14468, 17760, 18085, 21702, 28936, 35520, 36170, 43404, 54255, 57872, 72340, 86808, 108510, 115744, 133829, 144680, 173616, 217020, 231488, 267658, 289360, 347232, 401487, 434040, 535316, 578720, 669145, 694464, 802974, 868080, 1070632, 1157440, 1338290, 1605948, 1736160, 2007435, 2141264, 2676580, 3211896, 3472320, 4014870, 4282528, 5353160, 6423792, 8029740, 8565056, 10706320, 12847584, 16059480, 21412640, 25695168, 32118960, 42825280, 64237920, 128475840]

約数ペア:

[(1, 128475840), (2, 64237920), (3, 42825280), (4, 32118960), (5, 25695168), (6, 21412640), (8, 16059480), (10, 12847584), (12, 10706320), (15, 8565056), (16, 8029740), (20, 6423792), (24, 5353160), (30, 4282528), (32, 4014870), (37, 3472320), (40, 3211896), (48, 2676580), (60, 2141264), (64, 2007435), (74, 1736160), (80, 1605948), (96, 1338290), (111, 1157440), (120, 1070632), (148, 868080), (160, 802974), (185, 694464), (192, 669145), (222, 578720), (240, 535316), (296, 434040), (320, 401487), (370, 347232), (444, 289360), (480, 267658), (555, 231488), (592, 217020), (740, 173616), (888, 144680), (960, 133829), (1110, 115744), (1184, 108510), (1480, 86808), (1776, 72340), (2220, 57872), (2368, 54255), (2960, 43404), (3552, 36170), (3617, 35520), (4440, 28936), (5920, 21702), (7104, 18085), (7234, 17760), (8880, 14468), (10851, 11840)]