253659840

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{37747}}^1$

素因数の和:37774

約数の個数: 112

約数和(自身を含む): 920447232

約数和(自身を除く): 666787392

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 37747, 75494, 113241, 150988, 188735, 226482, 264229, 301976, 377470, 452964, 528458, 566205, 603952, 754940, 792687, 905928, 1056916, 1132410, 1207904, 1321145, 1509880, 1585374, 1811856, 2113832, 2264820, 2415808, 2642290, 3019760, 3170748, 3623712, 3963435, 4227664, 4529640, 5284580, 6039520, 6341496, 7247424, 7926870, 8455328, 9059280, 10569160, 12079040, 12682992, 15853740, 16910656, 18118560, 21138320, 25365984, 31707480, 36237120, 42276640, 50731968, 63414960, 84553280, 126829920, 253659840]

約数ペア:

[(1, 253659840), (2, 126829920), (3, 84553280), (4, 63414960), (5, 50731968), (6, 42276640), (7, 36237120), (8, 31707480), (10, 25365984), (12, 21138320), (14, 18118560), (15, 16910656), (16, 15853740), (20, 12682992), (21, 12079040), (24, 10569160), (28, 9059280), (30, 8455328), (32, 7926870), (35, 7247424), (40, 6341496), (42, 6039520), (48, 5284580), (56, 4529640), (60, 4227664), (64, 3963435), (70, 3623712), (80, 3170748), (84, 3019760), (96, 2642290), (105, 2415808), (112, 2264820), (120, 2113832), (140, 1811856), (160, 1585374), (168, 1509880), (192, 1321145), (210, 1207904), (224, 1132410), (240, 1056916), (280, 905928), (320, 792687), (336, 754940), (420, 603952), (448, 566205), (480, 528458), (560, 452964), (672, 377470), (840, 301976), (960, 264229), (1120, 226482), (1344, 188735), (1680, 150988), (2240, 113241), (3360, 75494), (6720, 37747)]