64312080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{38281}}^1$

素因数の和:38304

約数の個数: 80

約数和(自身を含む): 227854464

約数和(自身を除く): 163542384

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 38281, 76562, 114843, 153124, 191405, 229686, 267967, 306248, 382810, 459372, 535934, 574215, 612496, 765620, 803901, 918744, 1071868, 1148430, 1339835, 1531240, 1607802, 1837488, 2143736, 2296860, 2679670, 3062480, 3215604, 4019505, 4287472, 4593720, 5359340, 6431208, 8039010, 9187440, 10718680, 12862416, 16078020, 21437360, 32156040, 64312080]

約数ペア:

[(1, 64312080), (2, 32156040), (3, 21437360), (4, 16078020), (5, 12862416), (6, 10718680), (7, 9187440), (8, 8039010), (10, 6431208), (12, 5359340), (14, 4593720), (15, 4287472), (16, 4019505), (20, 3215604), (21, 3062480), (24, 2679670), (28, 2296860), (30, 2143736), (35, 1837488), (40, 1607802), (42, 1531240), (48, 1339835), (56, 1148430), (60, 1071868), (70, 918744), (80, 803901), (84, 765620), (105, 612496), (112, 574215), (120, 535934), (140, 459372), (168, 382810), (210, 306248), (240, 267967), (280, 229686), (336, 191405), (420, 153124), (560, 114843), (840, 76562), (1680, 38281)]