74408580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2633}}^1$

素因数の和:2805

約数の個数: 72

約数和(自身を含む): 227229912

約数和(自身を除く): 152821332

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 157, 180, 314, 471, 628, 785, 942, 1413, 1570, 1884, 2355, 2633, 2826, 3140, 4710, 5266, 5652, 7065, 7899, 9420, 10532, 13165, 14130, 15798, 23697, 26330, 28260, 31596, 39495, 47394, 52660, 78990, 94788, 118485, 157980, 236970, 413381, 473940, 826762, 1240143, 1653524, 2066905, 2480286, 3720429, 4133810, 4960572, 6200715, 7440858, 8267620, 12401430, 14881716, 18602145, 24802860, 37204290, 74408580]

約数ペア:

[(1, 74408580), (2, 37204290), (3, 24802860), (4, 18602145), (5, 14881716), (6, 12401430), (9, 8267620), (10, 7440858), (12, 6200715), (15, 4960572), (18, 4133810), (20, 3720429), (30, 2480286), (36, 2066905), (45, 1653524), (60, 1240143), (90, 826762), (157, 473940), (180, 413381), (314, 236970), (471, 157980), (628, 118485), (785, 94788), (942, 78990), (1413, 52660), (1570, 47394), (1884, 39495), (2355, 31596), (2633, 28260), (2826, 26330), (3140, 23697), (4710, 15798), (5266, 14130), (5652, 13165), (7065, 10532), (7899, 9420)]