212013256

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{463}}^1$

素因数の和:543

約数の個数: 128

約数和(自身を含む): 533191680

約数和(自身を除く): 321178424

約数列:

[1, 2, 4, 7, 8, 13, 14, 17, 26, 28, 34, 37, 52, 56, 68, 74, 91, 104, 119, 136, 148, 182, 221, 238, 259, 296, 364, 442, 463, 476, 481, 518, 629, 728, 884, 926, 952, 962, 1036, 1258, 1547, 1768, 1852, 1924, 2072, 2516, 3094, 3241, 3367, 3704, 3848, 4403, 5032, 6019, 6188, 6482, 6734, 7871, 8177, 8806, 12038, 12376, 12964, 13468, 15742, 16354, 17131, 17612, 24076, 25928, 26936, 31484, 32708, 34262, 35224, 42133, 48152, 55097, 57239, 62968, 65416, 68524, 84266, 102323, 110194, 114478, 119917, 137048, 168532, 204646, 220388, 222703, 228956, 239834, 291227, 337064, 409292, 440776, 445406, 457912, 479668, 582454, 716261, 818584, 890812, 959336, 1164908, 1432522, 1558921, 1781624, 2038589, 2329816, 2865044, 3117842, 3785951, 4077178, 5730088, 6235684, 7571902, 8154356, 12471368, 15143804, 16308712, 26501657, 30287608, 53003314, 106006628, 212013256]

約数ペア:

[(1, 212013256), (2, 106006628), (4, 53003314), (7, 30287608), (8, 26501657), (13, 16308712), (14, 15143804), (17, 12471368), (26, 8154356), (28, 7571902), (34, 6235684), (37, 5730088), (52, 4077178), (56, 3785951), (68, 3117842), (74, 2865044), (91, 2329816), (104, 2038589), (119, 1781624), (136, 1558921), (148, 1432522), (182, 1164908), (221, 959336), (238, 890812), (259, 818584), (296, 716261), (364, 582454), (442, 479668), (463, 457912), (476, 445406), (481, 440776), (518, 409292), (629, 337064), (728, 291227), (884, 239834), (926, 228956), (952, 222703), (962, 220388), (1036, 204646), (1258, 168532), (1547, 137048), (1768, 119917), (1852, 114478), (1924, 110194), (2072, 102323), (2516, 84266), (3094, 68524), (3241, 65416), (3367, 62968), (3704, 57239), (3848, 55097), (4403, 48152), (5032, 42133), (6019, 35224), (6188, 34262), (6482, 32708), (6734, 31484), (7871, 26936), (8177, 25928), (8806, 24076), (12038, 17612), (12376, 17131), (12964, 16354), (13468, 15742)]