82161720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{947}}^1$

素因数の和:1205

約数の個数: 96

約数和(自身を含む): 268416720

約数和(自身を除く): 186255000

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, 241, 360, 482, 723, 947, 964, 1205, 1446, 1894, 1928, 2169, 2410, 2841, 2892, 3615, 3788, 4338, 4735, 4820, 5682, 5784, 7230, 7576, 8523, 8676, 9470, 9640, 10845, 11364, 14205, 14460, 17046, 17352, 18940, 21690, 22728, 28410, 28920, 34092, 37880, 42615, 43380, 56820, 68184, 85230, 86760, 113640, 170460, 228227, 340920, 456454, 684681, 912908, 1141135, 1369362, 1825816, 2054043, 2282270, 2738724, 3423405, 4108086, 4564540, 5477448, 6846810, 8216172, 9129080, 10270215, 13693620, 16432344, 20540430, 27387240, 41080860, 82161720]

約数ペア:

[(1, 82161720), (2, 41080860), (3, 27387240), (4, 20540430), (5, 16432344), (6, 13693620), (8, 10270215), (9, 9129080), (10, 8216172), (12, 6846810), (15, 5477448), (18, 4564540), (20, 4108086), (24, 3423405), (30, 2738724), (36, 2282270), (40, 2054043), (45, 1825816), (60, 1369362), (72, 1141135), (90, 912908), (120, 684681), (180, 456454), (241, 340920), (360, 228227), (482, 170460), (723, 113640), (947, 86760), (964, 85230), (1205, 68184), (1446, 56820), (1894, 43380), (1928, 42615), (2169, 37880), (2410, 34092), (2841, 28920), (2892, 28410), (3615, 22728), (3788, 21690), (4338, 18940), (4735, 17352), (4820, 17046), (5682, 14460), (5784, 14205), (7230, 11364), (7576, 10845), (8523, 9640), (8676, 9470)]