202458780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{607}}^1$

素因数の和:748

約数の個数: 144

約数和(自身を含む): 657296640

約数和(自身を除く): 454837860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 109, 153, 170, 180, 204, 218, 255, 306, 327, 340, 436, 510, 545, 607, 612, 654, 765, 981, 1020, 1090, 1214, 1308, 1530, 1635, 1821, 1853, 1962, 2180, 2428, 3035, 3060, 3270, 3642, 3706, 3924, 4905, 5463, 5559, 6070, 6540, 7284, 7412, 9105, 9265, 9810, 10319, 10926, 11118, 12140, 16677, 18210, 18530, 19620, 20638, 21852, 22236, 27315, 27795, 30957, 33354, 36420, 37060, 41276, 51595, 54630, 55590, 61914, 66163, 66708, 83385, 92871, 103190, 109260, 111180, 123828, 132326, 154785, 166770, 185742, 198489, 206380, 264652, 309570, 330815, 333540, 371484, 396978, 464355, 595467, 619140, 661630, 793956, 928710, 992445, 1124771, 1190934, 1323260, 1857420, 1984890, 2249542, 2381868, 2977335, 3374313, 3969780, 4499084, 5623855, 5954670, 6748626, 10122939, 11247710, 11909340, 13497252, 16871565, 20245878, 22495420, 33743130, 40491756, 50614695, 67486260, 101229390, 202458780]

約数ペア:

[(1, 202458780), (2, 101229390), (3, 67486260), (4, 50614695), (5, 40491756), (6, 33743130), (9, 22495420), (10, 20245878), (12, 16871565), (15, 13497252), (17, 11909340), (18, 11247710), (20, 10122939), (30, 6748626), (34, 5954670), (36, 5623855), (45, 4499084), (51, 3969780), (60, 3374313), (68, 2977335), (85, 2381868), (90, 2249542), (102, 1984890), (109, 1857420), (153, 1323260), (170, 1190934), (180, 1124771), (204, 992445), (218, 928710), (255, 793956), (306, 661630), (327, 619140), (340, 595467), (436, 464355), (510, 396978), (545, 371484), (607, 333540), (612, 330815), (654, 309570), (765, 264652), (981, 206380), (1020, 198489), (1090, 185742), (1214, 166770), (1308, 154785), (1530, 132326), (1635, 123828), (1821, 111180), (1853, 109260), (1962, 103190), (2180, 92871), (2428, 83385), (3035, 66708), (3060, 66163), (3270, 61914), (3642, 55590), (3706, 54630), (3924, 51595), (4905, 41276), (5463, 37060), (5559, 36420), (6070, 33354), (6540, 30957), (7284, 27795), (7412, 27315), (9105, 22236), (9265, 21852), (9810, 20638), (10319, 19620), (10926, 18530), (11118, 18210), (12140, 16677)]