13212780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{193}}^1$

素因数の和:375

約数の個数: 96

約数和(自身を含む): 42760704

約数和(自身を除く): 29547924

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 163, 193, 210, 326, 386, 420, 489, 579, 652, 772, 815, 965, 978, 1141, 1158, 1351, 1630, 1930, 1956, 2282, 2316, 2445, 2702, 2895, 3260, 3423, 3860, 4053, 4564, 4890, 5404, 5705, 5790, 6755, 6846, 8106, 9780, 11410, 11580, 13510, 13692, 16212, 17115, 20265, 22820, 27020, 31459, 34230, 40530, 62918, 68460, 81060, 94377, 125836, 157295, 188754, 220213, 314590, 377508, 440426, 471885, 629180, 660639, 880852, 943770, 1101065, 1321278, 1887540, 2202130, 2642556, 3303195, 4404260, 6606390, 13212780]

約数ペア:

[(1, 13212780), (2, 6606390), (3, 4404260), (4, 3303195), (5, 2642556), (6, 2202130), (7, 1887540), (10, 1321278), (12, 1101065), (14, 943770), (15, 880852), (20, 660639), (21, 629180), (28, 471885), (30, 440426), (35, 377508), (42, 314590), (60, 220213), (70, 188754), (84, 157295), (105, 125836), (140, 94377), (163, 81060), (193, 68460), (210, 62918), (326, 40530), (386, 34230), (420, 31459), (489, 27020), (579, 22820), (652, 20265), (772, 17115), (815, 16212), (965, 13692), (978, 13510), (1141, 11580), (1158, 11410), (1351, 9780), (1630, 8106), (1930, 6846), (1956, 6755), (2282, 5790), (2316, 5705), (2445, 5404), (2702, 4890), (2895, 4564), (3260, 4053), (3423, 3860)]