218356920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{1483}}^1$

素因数の和:1909

約数の個数: 96

約数和(自身を含む): 711874800

約数和(自身を除く): 493517880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 409, 818, 1227, 1483, 1636, 2045, 2454, 2966, 3272, 3681, 4090, 4449, 4908, 5932, 6135, 7362, 7415, 8180, 8898, 9816, 11864, 12270, 13347, 14724, 14830, 16360, 17796, 18405, 22245, 24540, 26694, 29448, 29660, 35592, 36810, 44490, 49080, 53388, 59320, 66735, 73620, 88980, 106776, 133470, 147240, 177960, 266940, 533880, 606547, 1213094, 1819641, 2426188, 3032735, 3639282, 4852376, 5458923, 6065470, 7278564, 9098205, 10917846, 12130940, 14557128, 18196410, 21835692, 24261880, 27294615, 36392820, 43671384, 54589230, 72785640, 109178460, 218356920]

約数ペア:

[(1, 218356920), (2, 109178460), (3, 72785640), (4, 54589230), (5, 43671384), (6, 36392820), (8, 27294615), (9, 24261880), (10, 21835692), (12, 18196410), (15, 14557128), (18, 12130940), (20, 10917846), (24, 9098205), (30, 7278564), (36, 6065470), (40, 5458923), (45, 4852376), (60, 3639282), (72, 3032735), (90, 2426188), (120, 1819641), (180, 1213094), (360, 606547), (409, 533880), (818, 266940), (1227, 177960), (1483, 147240), (1636, 133470), (2045, 106776), (2454, 88980), (2966, 73620), (3272, 66735), (3681, 59320), (4090, 53388), (4449, 49080), (4908, 44490), (5932, 36810), (6135, 35592), (7362, 29660), (7415, 29448), (8180, 26694), (8898, 24540), (9816, 22245), (11864, 18405), (12270, 17796), (13347, 16360), (14724, 14830)]