138306220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1$

素因数の和:164

約数の個数: 144

約数和(自身を含む): 348636960

約数和(自身を除く): 210330740

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 29, 34, 52, 58, 65, 68, 83, 85, 116, 130, 145, 166, 169, 170, 221, 260, 290, 332, 338, 340, 377, 415, 442, 493, 580, 676, 754, 830, 845, 884, 986, 1079, 1105, 1411, 1508, 1660, 1690, 1885, 1972, 2158, 2210, 2407, 2465, 2822, 2873, 3380, 3770, 4316, 4420, 4814, 4901, 4930, 5395, 5644, 5746, 6409, 7055, 7540, 9628, 9802, 9860, 10790, 11492, 12035, 12818, 14027, 14110, 14365, 18343, 19604, 21580, 24070, 24505, 25636, 28054, 28220, 28730, 31291, 32045, 36686, 40919, 48140, 49010, 56108, 57460, 62582, 64090, 70135, 73372, 81838, 83317, 91715, 98020, 125164, 128180, 140270, 156455, 163676, 166634, 183430, 204595, 238459, 280540, 312910, 333268, 366860, 406783, 409190, 416585, 476918, 531947, 625820, 813566, 818380, 833170, 953836, 1063894, 1192295, 1627132, 1666340, 2033915, 2127788, 2384590, 2659735, 4067830, 4769180, 5319470, 6915311, 8135660, 10638940, 13830622, 27661244, 34576555, 69153110, 138306220]

約数ペア:

[(1, 138306220), (2, 69153110), (4, 34576555), (5, 27661244), (10, 13830622), (13, 10638940), (17, 8135660), (20, 6915311), (26, 5319470), (29, 4769180), (34, 4067830), (52, 2659735), (58, 2384590), (65, 2127788), (68, 2033915), (83, 1666340), (85, 1627132), (116, 1192295), (130, 1063894), (145, 953836), (166, 833170), (169, 818380), (170, 813566), (221, 625820), (260, 531947), (290, 476918), (332, 416585), (338, 409190), (340, 406783), (377, 366860), (415, 333268), (442, 312910), (493, 280540), (580, 238459), (676, 204595), (754, 183430), (830, 166634), (845, 163676), (884, 156455), (986, 140270), (1079, 128180), (1105, 125164), (1411, 98020), (1508, 91715), (1660, 83317), (1690, 81838), (1885, 73372), (1972, 70135), (2158, 64090), (2210, 62582), (2407, 57460), (2465, 56108), (2822, 49010), (2873, 48140), (3380, 40919), (3770, 36686), (4316, 32045), (4420, 31291), (4814, 28730), (4901, 28220), (4930, 28054), (5395, 25636), (5644, 24505), (5746, 24070), (6409, 21580), (7055, 19604), (7540, 18343), (9628, 14365), (9802, 14110), (9860, 14027), (10790, 12818), (11492, 12035)]