21311480640

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{136193}}^1$

素因数の和:136376

約数の個数: 112

約数和(自身を含む): 68079567168

約数和(自身を除く): 46768086528

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 163, 192, 240, 320, 326, 480, 489, 652, 815, 960, 978, 1304, 1630, 1956, 2445, 2608, 3260, 3912, 4890, 5216, 6520, 7824, 9780, 10432, 13040, 15648, 19560, 26080, 31296, 39120, 52160, 78240, 136193, 156480, 272386, 408579, 544772, 680965, 817158, 1089544, 1361930, 1634316, 2042895, 2179088, 2723860, 3268632, 4085790, 4358176, 5447720, 6537264, 8171580, 8716352, 10895440, 13074528, 16343160, 21790880, 22199459, 26149056, 32686320, 43581760, 44398918, 65372640, 66598377, 88797836, 110997295, 130745280, 133196754, 177595672, 221994590, 266393508, 332991885, 355191344, 443989180, 532787016, 665983770, 710382688, 887978360, 1065574032, 1331967540, 1420765376, 1775956720, 2131148064, 2663935080, 3551913440, 4262296128, 5327870160, 7103826880, 10655740320, 21311480640]

約数ペア:

[(1, 21311480640), (2, 10655740320), (3, 7103826880), (4, 5327870160), (5, 4262296128), (6, 3551913440), (8, 2663935080), (10, 2131148064), (12, 1775956720), (15, 1420765376), (16, 1331967540), (20, 1065574032), (24, 887978360), (30, 710382688), (32, 665983770), (40, 532787016), (48, 443989180), (60, 355191344), (64, 332991885), (80, 266393508), (96, 221994590), (120, 177595672), (160, 133196754), (163, 130745280), (192, 110997295), (240, 88797836), (320, 66598377), (326, 65372640), (480, 44398918), (489, 43581760), (652, 32686320), (815, 26149056), (960, 22199459), (978, 21790880), (1304, 16343160), (1630, 13074528), (1956, 10895440), (2445, 8716352), (2608, 8171580), (3260, 6537264), (3912, 5447720), (4890, 4358176), (5216, 4085790), (6520, 3268632), (7824, 2723860), (9780, 2179088), (10432, 2042895), (13040, 1634316), (15648, 1361930), (19560, 1089544), (26080, 817158), (31296, 680965), (39120, 544772), (52160, 408579), (78240, 272386), (136193, 156480)]