1311886768

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{1301}}^1$

素因数の和:1466

約数の個数: 80

約数和(自身を含む): 2789821440

約数和(自身を除く): 1477934672

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 107, 124, 152, 214, 248, 304, 428, 496, 589, 856, 1178, 1301, 1712, 2033, 2356, 2602, 3317, 4066, 4712, 5204, 6634, 8132, 9424, 10408, 13268, 16264, 20816, 24719, 26536, 32528, 40331, 49438, 53072, 63023, 80662, 98876, 126046, 139207, 161324, 197752, 252092, 278414, 322648, 395504, 504184, 556828, 645296, 766289, 1008368, 1113656, 1532578, 2227312, 2644933, 3065156, 4315417, 5289866, 6130312, 8630834, 10579732, 12260624, 17261668, 21159464, 34523336, 42318928, 69046672, 81992923, 163985846, 327971692, 655943384, 1311886768]

約数ペア:

[(1, 1311886768), (2, 655943384), (4, 327971692), (8, 163985846), (16, 81992923), (19, 69046672), (31, 42318928), (38, 34523336), (62, 21159464), (76, 17261668), (107, 12260624), (124, 10579732), (152, 8630834), (214, 6130312), (248, 5289866), (304, 4315417), (428, 3065156), (496, 2644933), (589, 2227312), (856, 1532578), (1178, 1113656), (1301, 1008368), (1712, 766289), (2033, 645296), (2356, 556828), (2602, 504184), (3317, 395504), (4066, 322648), (4712, 278414), (5204, 252092), (6634, 197752), (8132, 161324), (9424, 139207), (10408, 126046), (13268, 98876), (16264, 80662), (20816, 63023), (24719, 53072), (26536, 49438), (32528, 40331)]