153956340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{19891}}^1$

素因数の和:19949

約数の個数: 72

約数和(自身を含む): 477885408

約数和(自身を除く): 323929068

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 19891, 39782, 59673, 79564, 99455, 119346, 179019, 198910, 238692, 298365, 358038, 397820, 596730, 716076, 855313, 895095, 1193460, 1710626, 1790190, 2565939, 3421252, 3580380, 4276565, 5131878, 7697817, 8553130, 10263756, 12829695, 15395634, 17106260, 25659390, 30791268, 38489085, 51318780, 76978170, 153956340]

約数ペア:

[(1, 153956340), (2, 76978170), (3, 51318780), (4, 38489085), (5, 30791268), (6, 25659390), (9, 17106260), (10, 15395634), (12, 12829695), (15, 10263756), (18, 8553130), (20, 7697817), (30, 5131878), (36, 4276565), (43, 3580380), (45, 3421252), (60, 2565939), (86, 1790190), (90, 1710626), (129, 1193460), (172, 895095), (180, 855313), (215, 716076), (258, 596730), (387, 397820), (430, 358038), (516, 298365), (645, 238692), (774, 198910), (860, 179019), (1290, 119346), (1548, 99455), (1935, 79564), (2580, 59673), (3870, 39782), (7740, 19891)]