2178120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{2593}}^1$

素因数の和:2614

約数の個数: 64

約数和(自身を含む): 7470720

約数和(自身を除く): 5292600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 2593, 5186, 7779, 10372, 12965, 15558, 18151, 20744, 25930, 31116, 36302, 38895, 51860, 54453, 62232, 72604, 77790, 90755, 103720, 108906, 145208, 155580, 181510, 217812, 272265, 311160, 363020, 435624, 544530, 726040, 1089060, 2178120]

約数ペア:

[(1, 2178120), (2, 1089060), (3, 726040), (4, 544530), (5, 435624), (6, 363020), (7, 311160), (8, 272265), (10, 217812), (12, 181510), (14, 155580), (15, 145208), (20, 108906), (21, 103720), (24, 90755), (28, 77790), (30, 72604), (35, 62232), (40, 54453), (42, 51860), (56, 38895), (60, 36302), (70, 31116), (84, 25930), (105, 20744), (120, 18151), (140, 15558), (168, 12965), (210, 10372), (280, 7779), (420, 5186), (840, 2593)]