201238520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{631}}^1$

素因数の和:733

約数の個数: 128

約数和(自身を含む): 556968960

約数和(自身を除く): 355730440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 67, 68, 70, 85, 119, 134, 136, 140, 170, 238, 268, 280, 335, 340, 469, 476, 536, 595, 631, 670, 680, 938, 952, 1139, 1190, 1262, 1340, 1876, 2278, 2345, 2380, 2524, 2680, 3155, 3752, 4417, 4556, 4690, 4760, 5048, 5695, 6310, 7973, 8834, 9112, 9380, 10727, 11390, 12620, 15946, 17668, 18760, 21454, 22085, 22780, 25240, 31892, 35336, 39865, 42277, 42908, 44170, 45560, 53635, 63784, 75089, 79730, 84554, 85816, 88340, 107270, 150178, 159460, 169108, 176680, 211385, 214540, 295939, 300356, 318920, 338216, 375445, 422770, 429080, 591878, 600712, 718709, 750890, 845540, 1183756, 1437418, 1479695, 1501780, 1691080, 2367512, 2874836, 2959390, 3003560, 3593545, 5030963, 5749672, 5918780, 7187090, 10061926, 11837560, 14374180, 20123852, 25154815, 28748360, 40247704, 50309630, 100619260, 201238520]

約数ペア:

[(1, 201238520), (2, 100619260), (4, 50309630), (5, 40247704), (7, 28748360), (8, 25154815), (10, 20123852), (14, 14374180), (17, 11837560), (20, 10061926), (28, 7187090), (34, 5918780), (35, 5749672), (40, 5030963), (56, 3593545), (67, 3003560), (68, 2959390), (70, 2874836), (85, 2367512), (119, 1691080), (134, 1501780), (136, 1479695), (140, 1437418), (170, 1183756), (238, 845540), (268, 750890), (280, 718709), (335, 600712), (340, 591878), (469, 429080), (476, 422770), (536, 375445), (595, 338216), (631, 318920), (670, 300356), (680, 295939), (938, 214540), (952, 211385), (1139, 176680), (1190, 169108), (1262, 159460), (1340, 150178), (1876, 107270), (2278, 88340), (2345, 85816), (2380, 84554), (2524, 79730), (2680, 75089), (3155, 63784), (3752, 53635), (4417, 45560), (4556, 44170), (4690, 42908), (4760, 42277), (5048, 39865), (5695, 35336), (6310, 31892), (7973, 25240), (8834, 22780), (9112, 22085), (9380, 21454), (10727, 18760), (11390, 17668), (12620, 15946)]