126617360

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{593}}^1$

素因数の和:780

約数の個数: 80

約数和(自身を含む): 314216496

約数和(自身を除く): 187599136

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 157, 170, 272, 314, 340, 593, 628, 680, 785, 1186, 1256, 1360, 1570, 2372, 2512, 2669, 2965, 3140, 4744, 5338, 5930, 6280, 9488, 10081, 10676, 11860, 12560, 13345, 20162, 21352, 23720, 26690, 40324, 42704, 47440, 50405, 53380, 80648, 93101, 100810, 106760, 161296, 186202, 201620, 213520, 372404, 403240, 465505, 744808, 806480, 931010, 1489616, 1582717, 1862020, 3165434, 3724040, 6330868, 7448080, 7913585, 12661736, 15827170, 25323472, 31654340, 63308680, 126617360]

約数ペア:

[(1, 126617360), (2, 63308680), (4, 31654340), (5, 25323472), (8, 15827170), (10, 12661736), (16, 7913585), (17, 7448080), (20, 6330868), (34, 3724040), (40, 3165434), (68, 1862020), (80, 1582717), (85, 1489616), (136, 931010), (157, 806480), (170, 744808), (272, 465505), (314, 403240), (340, 372404), (593, 213520), (628, 201620), (680, 186202), (785, 161296), (1186, 106760), (1256, 100810), (1360, 93101), (1570, 80648), (2372, 53380), (2512, 50405), (2669, 47440), (2965, 42704), (3140, 40324), (4744, 26690), (5338, 23720), (5930, 21352), (6280, 20162), (9488, 13345), (10081, 12560), (10676, 11860)]