15556212

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{19}}^3$

素因数の和:80

約数の個数: 120

約数和(自身を含む): 49058240

約数和(自身を除く): 33502028

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 36, 38, 42, 54, 57, 63, 76, 81, 84, 108, 114, 126, 133, 162, 171, 189, 228, 252, 266, 324, 342, 361, 378, 399, 513, 532, 567, 684, 722, 756, 798, 1026, 1083, 1134, 1197, 1444, 1539, 1596, 2052, 2166, 2268, 2394, 2527, 3078, 3249, 3591, 4332, 4788, 5054, 6156, 6498, 6859, 7182, 7581, 9747, 10108, 10773, 12996, 13718, 14364, 15162, 19494, 20577, 21546, 22743, 27436, 29241, 30324, 38988, 41154, 43092, 45486, 48013, 58482, 61731, 68229, 82308, 90972, 96026, 116964, 123462, 136458, 144039, 185193, 192052, 204687, 246924, 272916, 288078, 370386, 409374, 432117, 555579, 576156, 740772, 818748, 864234, 1111158, 1296351, 1728468, 2222316, 2592702, 3889053, 5185404, 7778106, 15556212]

約数ペア:

[(1, 15556212), (2, 7778106), (3, 5185404), (4, 3889053), (6, 2592702), (7, 2222316), (9, 1728468), (12, 1296351), (14, 1111158), (18, 864234), (19, 818748), (21, 740772), (27, 576156), (28, 555579), (36, 432117), (38, 409374), (42, 370386), (54, 288078), (57, 272916), (63, 246924), (76, 204687), (81, 192052), (84, 185193), (108, 144039), (114, 136458), (126, 123462), (133, 116964), (162, 96026), (171, 90972), (189, 82308), (228, 68229), (252, 61731), (266, 58482), (324, 48013), (342, 45486), (361, 43092), (378, 41154), (399, 38988), (513, 30324), (532, 29241), (567, 27436), (684, 22743), (722, 21546), (756, 20577), (798, 19494), (1026, 15162), (1083, 14364), (1134, 13718), (1197, 12996), (1444, 10773), (1539, 10108), (1596, 9747), (2052, 7581), (2166, 7182), (2268, 6859), (2394, 6498), (2527, 6156), (3078, 5054), (3249, 4788), (3591, 4332)]