140613520

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^3\times {\mathrm{59}}^1$

素因数の和:165

約数の個数: 80

約数和(自身を含む): 343549440

約数和(自身を除く): 202935920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 59, 62, 80, 118, 124, 155, 236, 248, 295, 310, 472, 496, 590, 620, 944, 961, 1180, 1240, 1829, 1922, 2360, 2480, 3658, 3844, 4720, 4805, 7316, 7688, 9145, 9610, 14632, 15376, 18290, 19220, 29264, 29791, 36580, 38440, 56699, 59582, 73160, 76880, 113398, 119164, 146320, 148955, 226796, 238328, 283495, 297910, 453592, 476656, 566990, 595820, 907184, 1133980, 1191640, 1757669, 2267960, 2383280, 3515338, 4535920, 7030676, 8788345, 14061352, 17576690, 28122704, 35153380, 70306760, 140613520]

約数ペア:

[(1, 140613520), (2, 70306760), (4, 35153380), (5, 28122704), (8, 17576690), (10, 14061352), (16, 8788345), (20, 7030676), (31, 4535920), (40, 3515338), (59, 2383280), (62, 2267960), (80, 1757669), (118, 1191640), (124, 1133980), (155, 907184), (236, 595820), (248, 566990), (295, 476656), (310, 453592), (472, 297910), (496, 283495), (590, 238328), (620, 226796), (944, 148955), (961, 146320), (1180, 119164), (1240, 113398), (1829, 76880), (1922, 73160), (2360, 59582), (2480, 56699), (3658, 38440), (3844, 36580), (4720, 29791), (4805, 29264), (7316, 19220), (7688, 18290), (9145, 15376), (9610, 14632)]