15658020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1$

素因数の和:99

約数の個数: 216

約数和(自身を含む): 59002944

約数和(自身を除く): 43344924

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 43, 45, 51, 60, 63, 68, 70, 84, 85, 86, 90, 102, 105, 119, 126, 129, 140, 153, 170, 172, 180, 204, 210, 215, 238, 252, 255, 258, 289, 301, 306, 315, 340, 357, 387, 420, 430, 476, 510, 516, 578, 595, 602, 612, 630, 645, 714, 731, 765, 774, 860, 867, 903, 1020, 1071, 1156, 1190, 1204, 1260, 1290, 1428, 1445, 1462, 1505, 1530, 1548, 1734, 1785, 1806, 1935, 2023, 2142, 2193, 2380, 2580, 2601, 2709, 2890, 2924, 3010, 3060, 3468, 3570, 3612, 3655, 3870, 4046, 4284, 4335, 4386, 4515, 5117, 5202, 5355, 5418, 5780, 6020, 6069, 6579, 7140, 7310, 7740, 8092, 8670, 8772, 9030, 10115, 10234, 10404, 10710, 10836, 10965, 12138, 12427, 13005, 13158, 13545, 14620, 15351, 17340, 18060, 18207, 20230, 20468, 21420, 21930, 24276, 24854, 25585, 26010, 26316, 27090, 30345, 30702, 32895, 36414, 37281, 40460, 43860, 46053, 49708, 51170, 52020, 54180, 60690, 61404, 62135, 65790, 72828, 74562, 76755, 86989, 91035, 92106, 102340, 111843, 121380, 124270, 131580, 149124, 153510, 173978, 182070, 184212, 186405, 223686, 230265, 248540, 260967, 307020, 347956, 364140, 372810, 434945, 447372, 460530, 521934, 559215, 745620, 782901, 869890, 921060, 1043868, 1118430, 1304835, 1565802, 1739780, 2236860, 2609670, 3131604, 3914505, 5219340, 7829010, 15658020]

約数ペア:

[(1, 15658020), (2, 7829010), (3, 5219340), (4, 3914505), (5, 3131604), (6, 2609670), (7, 2236860), (9, 1739780), (10, 1565802), (12, 1304835), (14, 1118430), (15, 1043868), (17, 921060), (18, 869890), (20, 782901), (21, 745620), (28, 559215), (30, 521934), (34, 460530), (35, 447372), (36, 434945), (42, 372810), (43, 364140), (45, 347956), (51, 307020), (60, 260967), (63, 248540), (68, 230265), (70, 223686), (84, 186405), (85, 184212), (86, 182070), (90, 173978), (102, 153510), (105, 149124), (119, 131580), (126, 124270), (129, 121380), (140, 111843), (153, 102340), (170, 92106), (172, 91035), (180, 86989), (204, 76755), (210, 74562), (215, 72828), (238, 65790), (252, 62135), (255, 61404), (258, 60690), (289, 54180), (301, 52020), (306, 51170), (315, 49708), (340, 46053), (357, 43860), (387, 40460), (420, 37281), (430, 36414), (476, 32895), (510, 30702), (516, 30345), (578, 27090), (595, 26316), (602, 26010), (612, 25585), (630, 24854), (645, 24276), (714, 21930), (731, 21420), (765, 20468), (774, 20230), (860, 18207), (867, 18060), (903, 17340), (1020, 15351), (1071, 14620), (1156, 13545), (1190, 13158), (1204, 13005), (1260, 12427), (1290, 12138), (1428, 10965), (1445, 10836), (1462, 10710), (1505, 10404), (1530, 10234), (1548, 10115), (1734, 9030), (1785, 8772), (1806, 8670), (1935, 8092), (2023, 7740), (2142, 7310), (2193, 7140), (2380, 6579), (2580, 6069), (2601, 6020), (2709, 5780), (2890, 5418), (2924, 5355), (3010, 5202), (3060, 5117), (3468, 4515), (3570, 4386), (3612, 4335), (3655, 4284), (3870, 4046)]