20150508

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:271

約数の個数: 96

約数和(自身を含む): 57867264

約数和(自身を除く): 37716756

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 103, 119, 137, 204, 206, 238, 274, 309, 357, 411, 412, 476, 548, 618, 714, 721, 822, 959, 1236, 1428, 1442, 1644, 1751, 1918, 2163, 2329, 2877, 2884, 3502, 3836, 4326, 4658, 5253, 5754, 6987, 7004, 8652, 9316, 10506, 11508, 12257, 13974, 14111, 16303, 21012, 24514, 27948, 28222, 32606, 36771, 42333, 48909, 49028, 56444, 65212, 73542, 84666, 97818, 98777, 147084, 169332, 195636, 197554, 239887, 296331, 395108, 479774, 592662, 719661, 959548, 1185324, 1439322, 1679209, 2878644, 3358418, 5037627, 6716836, 10075254, 20150508]

約数ペア:

[(1, 20150508), (2, 10075254), (3, 6716836), (4, 5037627), (6, 3358418), (7, 2878644), (12, 1679209), (14, 1439322), (17, 1185324), (21, 959548), (28, 719661), (34, 592662), (42, 479774), (51, 395108), (68, 296331), (84, 239887), (102, 197554), (103, 195636), (119, 169332), (137, 147084), (204, 98777), (206, 97818), (238, 84666), (274, 73542), (309, 65212), (357, 56444), (411, 49028), (412, 48909), (476, 42333), (548, 36771), (618, 32606), (714, 28222), (721, 27948), (822, 24514), (959, 21012), (1236, 16303), (1428, 14111), (1442, 13974), (1644, 12257), (1751, 11508), (1918, 10506), (2163, 9316), (2329, 8652), (2877, 7004), (2884, 6987), (3502, 5754), (3836, 5253), (4326, 4658)]