38546760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{421}}^1$

素因数の和:551

約数の個数: 128

約数和(自身を含む): 133689600

約数和(自身を除く): 95142840

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, 109, 120, 140, 168, 210, 218, 280, 327, 420, 421, 436, 545, 654, 763, 840, 842, 872, 1090, 1263, 1308, 1526, 1635, 1684, 2105, 2180, 2289, 2526, 2616, 2947, 3052, 3270, 3368, 3815, 4210, 4360, 4578, 5052, 5894, 6104, 6315, 6540, 7630, 8420, 8841, 9156, 10104, 11445, 11788, 12630, 13080, 14735, 15260, 16840, 17682, 18312, 22890, 23576, 25260, 29470, 30520, 35364, 44205, 45780, 45889, 50520, 58940, 70728, 88410, 91560, 91778, 117880, 137667, 176820, 183556, 229445, 275334, 321223, 353640, 367112, 458890, 550668, 642446, 688335, 917780, 963669, 1101336, 1284892, 1376670, 1606115, 1835560, 1927338, 2569784, 2753340, 3212230, 3854676, 4818345, 5506680, 6424460, 7709352, 9636690, 12848920, 19273380, 38546760]

約数ペア:

[(1, 38546760), (2, 19273380), (3, 12848920), (4, 9636690), (5, 7709352), (6, 6424460), (7, 5506680), (8, 4818345), (10, 3854676), (12, 3212230), (14, 2753340), (15, 2569784), (20, 1927338), (21, 1835560), (24, 1606115), (28, 1376670), (30, 1284892), (35, 1101336), (40, 963669), (42, 917780), (56, 688335), (60, 642446), (70, 550668), (84, 458890), (105, 367112), (109, 353640), (120, 321223), (140, 275334), (168, 229445), (210, 183556), (218, 176820), (280, 137667), (327, 117880), (420, 91778), (421, 91560), (436, 88410), (545, 70728), (654, 58940), (763, 50520), (840, 45889), (842, 45780), (872, 44205), (1090, 35364), (1263, 30520), (1308, 29470), (1526, 25260), (1635, 23576), (1684, 22890), (2105, 18312), (2180, 17682), (2289, 16840), (2526, 15260), (2616, 14735), (2947, 13080), (3052, 12630), (3270, 11788), (3368, 11445), (3815, 10104), (4210, 9156), (4360, 8841), (4578, 8420), (5052, 7630), (5894, 6540), (6104, 6315)]