8199660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{2789}}^1$

素因数の和:2815

約数の個数: 72

約数和(自身を含む): 26717040

約数和(自身を除く): 18517380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2789, 2940, 5578, 8367, 11156, 13945, 16734, 19523, 27890, 33468, 39046, 41835, 55780, 58569, 78092, 83670, 97615, 117138, 136661, 167340, 195230, 234276, 273322, 292845, 390460, 409983, 546644, 585690, 683305, 819966, 1171380, 1366610, 1639932, 2049915, 2733220, 4099830, 8199660]

約数ペア:

[(1, 8199660), (2, 4099830), (3, 2733220), (4, 2049915), (5, 1639932), (6, 1366610), (7, 1171380), (10, 819966), (12, 683305), (14, 585690), (15, 546644), (20, 409983), (21, 390460), (28, 292845), (30, 273322), (35, 234276), (42, 195230), (49, 167340), (60, 136661), (70, 117138), (84, 97615), (98, 83670), (105, 78092), (140, 58569), (147, 55780), (196, 41835), (210, 39046), (245, 33468), (294, 27890), (420, 19523), (490, 16734), (588, 13945), (735, 11156), (980, 8367), (1470, 5578), (2789, 2940)]