78880554

素因数分解:

$2^1\times 3^4\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:297

約数の個数: 80

約数和(自身を含む): 185391360

約数和(自身を除く): 106510806

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 81, 93, 113, 139, 162, 186, 226, 278, 279, 339, 417, 558, 678, 834, 837, 1017, 1251, 1674, 2034, 2502, 2511, 3051, 3503, 3753, 4309, 5022, 6102, 7006, 7506, 8618, 9153, 10509, 11259, 12927, 15707, 18306, 21018, 22518, 25854, 31414, 31527, 38781, 47121, 63054, 77562, 94242, 94581, 116343, 141363, 189162, 232686, 282726, 283743, 349029, 424089, 486917, 567486, 698058, 848178, 973834, 1272267, 1460751, 2544534, 2921502, 4382253, 8764506, 13146759, 26293518, 39440277, 78880554]

約数ペア:

[(1, 78880554), (2, 39440277), (3, 26293518), (6, 13146759), (9, 8764506), (18, 4382253), (27, 2921502), (31, 2544534), (54, 1460751), (62, 1272267), (81, 973834), (93, 848178), (113, 698058), (139, 567486), (162, 486917), (186, 424089), (226, 349029), (278, 283743), (279, 282726), (339, 232686), (417, 189162), (558, 141363), (678, 116343), (834, 94581), (837, 94242), (1017, 77562), (1251, 63054), (1674, 47121), (2034, 38781), (2502, 31527), (2511, 31414), (3051, 25854), (3503, 22518), (3753, 21018), (4309, 18306), (5022, 15707), (6102, 12927), (7006, 11259), (7506, 10509), (8618, 9153)]