139690960

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{79}}^1$

素因数の和:177

約数の個数: 120

約数和(自身を含む): 354620160

約数和(自身を除く): 214929200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 40, 46, 62, 79, 80, 92, 115, 124, 155, 158, 184, 230, 248, 310, 316, 368, 395, 460, 496, 620, 632, 713, 790, 920, 961, 1240, 1264, 1426, 1580, 1817, 1840, 1922, 2449, 2480, 2852, 3160, 3565, 3634, 3844, 4805, 4898, 5704, 6320, 7130, 7268, 7688, 9085, 9610, 9796, 11408, 12245, 14260, 14536, 15376, 18170, 19220, 19592, 22103, 24490, 28520, 29072, 36340, 38440, 39184, 44206, 48980, 56327, 57040, 72680, 75919, 76880, 88412, 97960, 110515, 112654, 145360, 151838, 176824, 195920, 221030, 225308, 281635, 303676, 353648, 379595, 442060, 450616, 563270, 607352, 759190, 884120, 901232, 1126540, 1214704, 1518380, 1746137, 1768240, 2253080, 3036760, 3492274, 4506160, 6073520, 6984548, 8730685, 13969096, 17461370, 27938192, 34922740, 69845480, 139690960]

約数ペア:

[(1, 139690960), (2, 69845480), (4, 34922740), (5, 27938192), (8, 17461370), (10, 13969096), (16, 8730685), (20, 6984548), (23, 6073520), (31, 4506160), (40, 3492274), (46, 3036760), (62, 2253080), (79, 1768240), (80, 1746137), (92, 1518380), (115, 1214704), (124, 1126540), (155, 901232), (158, 884120), (184, 759190), (230, 607352), (248, 563270), (310, 450616), (316, 442060), (368, 379595), (395, 353648), (460, 303676), (496, 281635), (620, 225308), (632, 221030), (713, 195920), (790, 176824), (920, 151838), (961, 145360), (1240, 112654), (1264, 110515), (1426, 97960), (1580, 88412), (1817, 76880), (1840, 75919), (1922, 72680), (2449, 57040), (2480, 56327), (2852, 48980), (3160, 44206), (3565, 39184), (3634, 38440), (3844, 36340), (4805, 29072), (4898, 28520), (5704, 24490), (6320, 22103), (7130, 19592), (7268, 19220), (7688, 18170), (9085, 15376), (9610, 14536), (9796, 14260), (11408, 12245)]