1815430968

素因数分解:

$2^3\times 3^4\times {\mathrm{13}}^1\times {\mathrm{215507}}^1$

素因数の和:215538

約数の個数: 80

約数和(自身を含む): 5476058280

約数和(自身を除く): 3660627312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 81, 104, 108, 117, 156, 162, 216, 234, 312, 324, 351, 468, 648, 702, 936, 1053, 1404, 2106, 2808, 4212, 8424, 215507, 431014, 646521, 862028, 1293042, 1724056, 1939563, 2586084, 2801591, 3879126, 5172168, 5603182, 5818689, 7758252, 8404773, 11206364, 11637378, 15516504, 16809546, 17456067, 22412728, 23274756, 25214319, 33619092, 34912134, 46549512, 50428638, 67238184, 69824268, 75642957, 100857276, 139648536, 151285914, 201714552, 226928871, 302571828, 453857742, 605143656, 907715484, 1815430968]

約数ペア:

[(1, 1815430968), (2, 907715484), (3, 605143656), (4, 453857742), (6, 302571828), (8, 226928871), (9, 201714552), (12, 151285914), (13, 139648536), (18, 100857276), (24, 75642957), (26, 69824268), (27, 67238184), (36, 50428638), (39, 46549512), (52, 34912134), (54, 33619092), (72, 25214319), (78, 23274756), (81, 22412728), (104, 17456067), (108, 16809546), (117, 15516504), (156, 11637378), (162, 11206364), (216, 8404773), (234, 7758252), (312, 5818689), (324, 5603182), (351, 5172168), (468, 3879126), (648, 2801591), (702, 2586084), (936, 1939563), (1053, 1724056), (1404, 1293042), (2106, 862028), (2808, 646521), (4212, 431014), (8424, 215507)]