277540720

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1\times {\mathrm{463}}^1$

素因数の和:662

約数の個数: 80

約数和(自身を含む): 662814720

約数和(自身を除く): 385274000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 127, 236, 254, 295, 463, 472, 508, 590, 635, 926, 944, 1016, 1180, 1270, 1852, 2032, 2315, 2360, 2540, 3704, 4630, 4720, 5080, 7408, 7493, 9260, 10160, 14986, 18520, 27317, 29972, 37040, 37465, 54634, 58801, 59944, 74930, 109268, 117602, 119888, 136585, 149860, 218536, 235204, 273170, 294005, 299720, 437072, 470408, 546340, 588010, 599440, 940816, 1092680, 1176020, 2185360, 2352040, 3469259, 4704080, 6938518, 13877036, 17346295, 27754072, 34692590, 55508144, 69385180, 138770360, 277540720]

約数ペア:

[(1, 277540720), (2, 138770360), (4, 69385180), (5, 55508144), (8, 34692590), (10, 27754072), (16, 17346295), (20, 13877036), (40, 6938518), (59, 4704080), (80, 3469259), (118, 2352040), (127, 2185360), (236, 1176020), (254, 1092680), (295, 940816), (463, 599440), (472, 588010), (508, 546340), (590, 470408), (635, 437072), (926, 299720), (944, 294005), (1016, 273170), (1180, 235204), (1270, 218536), (1852, 149860), (2032, 136585), (2315, 119888), (2360, 117602), (2540, 109268), (3704, 74930), (4630, 59944), (4720, 58801), (5080, 54634), (7408, 37465), (7493, 37040), (9260, 29972), (10160, 27317), (14986, 18520)]