38672460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{1187}}^1$

素因数の和:1383

約数の個数: 72

約数和(自身を含む): 118053936

約数和(自身を除く): 79381476

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 181, 362, 543, 724, 905, 1086, 1187, 1629, 1810, 2172, 2374, 2715, 3258, 3561, 3620, 4748, 5430, 5935, 6516, 7122, 8145, 10683, 10860, 11870, 14244, 16290, 17805, 21366, 23740, 32580, 35610, 42732, 53415, 71220, 106830, 213660, 214847, 429694, 644541, 859388, 1074235, 1289082, 1933623, 2148470, 2578164, 3222705, 3867246, 4296940, 6445410, 7734492, 9668115, 12890820, 19336230, 38672460]

約数ペア:

[(1, 38672460), (2, 19336230), (3, 12890820), (4, 9668115), (5, 7734492), (6, 6445410), (9, 4296940), (10, 3867246), (12, 3222705), (15, 2578164), (18, 2148470), (20, 1933623), (30, 1289082), (36, 1074235), (45, 859388), (60, 644541), (90, 429694), (180, 214847), (181, 213660), (362, 106830), (543, 71220), (724, 53415), (905, 42732), (1086, 35610), (1187, 32580), (1629, 23740), (1810, 21366), (2172, 17805), (2374, 16290), (2715, 14244), (3258, 11870), (3561, 10860), (3620, 10683), (4748, 8145), (5430, 7122), (5935, 6516)]