201200780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2339}}^1$

素因数の和:2399

約数の個数: 96

約数和(自身を含む): 509483520

約数和(自身を除く): 308282740

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 23, 34, 44, 46, 55, 68, 85, 92, 110, 115, 170, 187, 220, 230, 253, 340, 374, 391, 460, 506, 748, 782, 935, 1012, 1265, 1564, 1870, 1955, 2339, 2530, 3740, 3910, 4301, 4678, 5060, 7820, 8602, 9356, 11695, 17204, 21505, 23390, 25729, 39763, 43010, 46780, 51458, 53797, 79526, 86020, 102916, 107594, 128645, 159052, 198815, 215188, 257290, 268985, 397630, 437393, 514580, 537970, 591767, 795260, 874786, 914549, 1075940, 1183534, 1749572, 1829098, 2186965, 2367068, 2958835, 3658196, 4373930, 4572745, 5917670, 8747860, 9145490, 10060039, 11835340, 18290980, 20120078, 40240156, 50300195, 100600390, 201200780]

約数ペア:

[(1, 201200780), (2, 100600390), (4, 50300195), (5, 40240156), (10, 20120078), (11, 18290980), (17, 11835340), (20, 10060039), (22, 9145490), (23, 8747860), (34, 5917670), (44, 4572745), (46, 4373930), (55, 3658196), (68, 2958835), (85, 2367068), (92, 2186965), (110, 1829098), (115, 1749572), (170, 1183534), (187, 1075940), (220, 914549), (230, 874786), (253, 795260), (340, 591767), (374, 537970), (391, 514580), (460, 437393), (506, 397630), (748, 268985), (782, 257290), (935, 215188), (1012, 198815), (1265, 159052), (1564, 128645), (1870, 107594), (1955, 102916), (2339, 86020), (2530, 79526), (3740, 53797), (3910, 51458), (4301, 46780), (4678, 43010), (5060, 39763), (7820, 25729), (8602, 23390), (9356, 21505), (11695, 17204)]