262709920

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2447}}^1$

素因数の和:2534

約数の個数: 96

約数和(自身を含む): 688455936

約数和(自身を除く): 425746016

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 61, 80, 88, 110, 122, 160, 176, 220, 244, 305, 352, 440, 488, 610, 671, 880, 976, 1220, 1342, 1760, 1952, 2440, 2447, 2684, 3355, 4880, 4894, 5368, 6710, 9760, 9788, 10736, 12235, 13420, 19576, 21472, 24470, 26840, 26917, 39152, 48940, 53680, 53834, 78304, 97880, 107360, 107668, 134585, 149267, 195760, 215336, 269170, 298534, 391520, 430672, 538340, 597068, 746335, 861344, 1076680, 1194136, 1492670, 1641937, 2153360, 2388272, 2985340, 3283874, 4306720, 4776544, 5970680, 6567748, 8209685, 11941360, 13135496, 16419370, 23882720, 26270992, 32838740, 52541984, 65677480, 131354960, 262709920]

約数ペア:

[(1, 262709920), (2, 131354960), (4, 65677480), (5, 52541984), (8, 32838740), (10, 26270992), (11, 23882720), (16, 16419370), (20, 13135496), (22, 11941360), (32, 8209685), (40, 6567748), (44, 5970680), (55, 4776544), (61, 4306720), (80, 3283874), (88, 2985340), (110, 2388272), (122, 2153360), (160, 1641937), (176, 1492670), (220, 1194136), (244, 1076680), (305, 861344), (352, 746335), (440, 597068), (488, 538340), (610, 430672), (671, 391520), (880, 298534), (976, 269170), (1220, 215336), (1342, 195760), (1760, 149267), (1952, 134585), (2440, 107668), (2447, 107360), (2684, 97880), (3355, 78304), (4880, 53834), (4894, 53680), (5368, 48940), (6710, 39152), (9760, 26917), (9788, 26840), (10736, 24470), (12235, 21472), (13420, 19576)]