256202460

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{24971}}^1$

素因数の和:25008

約数の個数: 96

約数和(自身を含む): 839059200

約数和(自身を除く): 582856740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 90, 95, 108, 114, 135, 171, 180, 190, 228, 270, 285, 342, 380, 513, 540, 570, 684, 855, 1026, 1140, 1710, 2052, 2565, 3420, 5130, 10260, 24971, 49942, 74913, 99884, 124855, 149826, 224739, 249710, 299652, 374565, 449478, 474449, 499420, 674217, 749130, 898956, 948898, 1123695, 1348434, 1423347, 1498260, 1897796, 2247390, 2372245, 2696868, 2846694, 3371085, 4270041, 4494780, 4744490, 5693388, 6742170, 7116735, 8540082, 9488980, 12810123, 13484340, 14233470, 17080164, 21350205, 25620246, 28466940, 42700410, 51240492, 64050615, 85400820, 128101230, 256202460]

約数ペア:

[(1, 256202460), (2, 128101230), (3, 85400820), (4, 64050615), (5, 51240492), (6, 42700410), (9, 28466940), (10, 25620246), (12, 21350205), (15, 17080164), (18, 14233470), (19, 13484340), (20, 12810123), (27, 9488980), (30, 8540082), (36, 7116735), (38, 6742170), (45, 5693388), (54, 4744490), (57, 4494780), (60, 4270041), (76, 3371085), (90, 2846694), (95, 2696868), (108, 2372245), (114, 2247390), (135, 1897796), (171, 1498260), (180, 1423347), (190, 1348434), (228, 1123695), (270, 948898), (285, 898956), (342, 749130), (380, 674217), (513, 499420), (540, 474449), (570, 449478), (684, 374565), (855, 299652), (1026, 249710), (1140, 224739), (1710, 149826), (2052, 124855), (2565, 99884), (3420, 74913), (5130, 49942), (10260, 24971)]