207199980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{88547}}^1$

素因数の和:88575

約数の個数: 72

約数和(自身を含む): 676860912

約数和(自身を除く): 469660932

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 88547, 177094, 265641, 354188, 442735, 531282, 796923, 885470, 1062564, 1151111, 1328205, 1593846, 1770940, 2302222, 2656410, 3187692, 3453333, 3984615, 4604444, 5312820, 5755555, 6906666, 7969230, 10359999, 11511110, 13813332, 15938460, 17266665, 20719998, 23022220, 34533330, 41439996, 51799995, 69066660, 103599990, 207199980]

約数ペア:

[(1, 207199980), (2, 103599990), (3, 69066660), (4, 51799995), (5, 41439996), (6, 34533330), (9, 23022220), (10, 20719998), (12, 17266665), (13, 15938460), (15, 13813332), (18, 11511110), (20, 10359999), (26, 7969230), (30, 6906666), (36, 5755555), (39, 5312820), (45, 4604444), (52, 3984615), (60, 3453333), (65, 3187692), (78, 2656410), (90, 2302222), (117, 1770940), (130, 1593846), (156, 1328205), (180, 1151111), (195, 1062564), (234, 885470), (260, 796923), (390, 531282), (468, 442735), (585, 354188), (780, 265641), (1170, 177094), (2340, 88547)]