290983590

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{2411}}^1$

素因数の和:2579

約数の個数: 80

約数和(自身を含む): 788000400

約数和(自身を除く): 497016810

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 149, 162, 270, 298, 405, 447, 745, 810, 894, 1341, 1490, 2235, 2411, 2682, 4023, 4470, 4822, 6705, 7233, 8046, 12055, 12069, 13410, 14466, 20115, 21699, 24110, 24138, 36165, 40230, 43398, 60345, 65097, 72330, 108495, 120690, 130194, 195291, 216990, 325485, 359239, 390582, 650970, 718478, 976455, 1077717, 1796195, 1952910, 2155434, 3233151, 3592390, 5388585, 6466302, 9699453, 10777170, 16165755, 19398906, 29098359, 32331510, 48497265, 58196718, 96994530, 145491795, 290983590]

約数ペア:

[(1, 290983590), (2, 145491795), (3, 96994530), (5, 58196718), (6, 48497265), (9, 32331510), (10, 29098359), (15, 19398906), (18, 16165755), (27, 10777170), (30, 9699453), (45, 6466302), (54, 5388585), (81, 3592390), (90, 3233151), (135, 2155434), (149, 1952910), (162, 1796195), (270, 1077717), (298, 976455), (405, 718478), (447, 650970), (745, 390582), (810, 359239), (894, 325485), (1341, 216990), (1490, 195291), (2235, 130194), (2411, 120690), (2682, 108495), (4023, 72330), (4470, 65097), (4822, 60345), (6705, 43398), (7233, 40230), (8046, 36165), (12055, 24138), (12069, 24110), (13410, 21699), (14466, 20115)]