1640276736

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{305111}}^1$

素因数の和:305137

約数の個数: 72

約数和(自身を含む): 4989191424

約数和(自身を除く): 3348914688

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 256, 336, 384, 448, 672, 768, 896, 1344, 1792, 2688, 5376, 305111, 610222, 915333, 1220444, 1830666, 2135777, 2440888, 3661332, 4271554, 4881776, 6407331, 7322664, 8543108, 9763552, 12814662, 14645328, 17086216, 19527104, 25629324, 29290656, 34172432, 39054208, 51258648, 58581312, 68344864, 78108416, 102517296, 117162624, 136689728, 205034592, 234325248, 273379456, 410069184, 546758912, 820138368, 1640276736]

約数ペア:

[(1, 1640276736), (2, 820138368), (3, 546758912), (4, 410069184), (6, 273379456), (7, 234325248), (8, 205034592), (12, 136689728), (14, 117162624), (16, 102517296), (21, 78108416), (24, 68344864), (28, 58581312), (32, 51258648), (42, 39054208), (48, 34172432), (56, 29290656), (64, 25629324), (84, 19527104), (96, 17086216), (112, 14645328), (128, 12814662), (168, 9763552), (192, 8543108), (224, 7322664), (256, 6407331), (336, 4881776), (384, 4271554), (448, 3661332), (672, 2440888), (768, 2135777), (896, 1830666), (1344, 1220444), (1792, 915333), (2688, 610222), (5376, 305111)]