19158930

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:166

約数の個数: 160

約数和(自身を含む): 61332480

約数和(自身を除く): 42173550

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 31, 35, 42, 45, 54, 62, 63, 70, 81, 90, 93, 105, 109, 126, 135, 155, 162, 186, 189, 210, 217, 218, 270, 279, 310, 315, 327, 378, 405, 434, 465, 545, 558, 567, 630, 651, 654, 763, 810, 837, 930, 945, 981, 1085, 1090, 1134, 1302, 1395, 1526, 1635, 1674, 1890, 1953, 1962, 2170, 2289, 2511, 2790, 2835, 2943, 3255, 3270, 3379, 3815, 3906, 4185, 4578, 4905, 5022, 5670, 5859, 5886, 6510, 6758, 6867, 7630, 8370, 8829, 9765, 9810, 10137, 11445, 11718, 12555, 13734, 14715, 16895, 17577, 17658, 19530, 20274, 20601, 22890, 23653, 25110, 29295, 29430, 30411, 33790, 34335, 35154, 41202, 44145, 47306, 50685, 58590, 60822, 61803, 68670, 70959, 87885, 88290, 91233, 101370, 103005, 118265, 123606, 141918, 152055, 175770, 182466, 206010, 212877, 236530, 273699, 304110, 309015, 354795, 425754, 456165, 547398, 618030, 638631, 709590, 912330, 1064385, 1277262, 1368495, 1915893, 2128770, 2736990, 3193155, 3831786, 6386310, 9579465, 19158930]

約数ペア:

[(1, 19158930), (2, 9579465), (3, 6386310), (5, 3831786), (6, 3193155), (7, 2736990), (9, 2128770), (10, 1915893), (14, 1368495), (15, 1277262), (18, 1064385), (21, 912330), (27, 709590), (30, 638631), (31, 618030), (35, 547398), (42, 456165), (45, 425754), (54, 354795), (62, 309015), (63, 304110), (70, 273699), (81, 236530), (90, 212877), (93, 206010), (105, 182466), (109, 175770), (126, 152055), (135, 141918), (155, 123606), (162, 118265), (186, 103005), (189, 101370), (210, 91233), (217, 88290), (218, 87885), (270, 70959), (279, 68670), (310, 61803), (315, 60822), (327, 58590), (378, 50685), (405, 47306), (434, 44145), (465, 41202), (545, 35154), (558, 34335), (567, 33790), (630, 30411), (651, 29430), (654, 29295), (763, 25110), (810, 23653), (837, 22890), (930, 20601), (945, 20274), (981, 19530), (1085, 17658), (1090, 17577), (1134, 16895), (1302, 14715), (1395, 13734), (1526, 12555), (1635, 11718), (1674, 11445), (1890, 10137), (1953, 9810), (1962, 9765), (2170, 8829), (2289, 8370), (2511, 7630), (2790, 6867), (2835, 6758), (2943, 6510), (3255, 5886), (3270, 5859), (3379, 5670), (3815, 5022), (3906, 4905), (4185, 4578)]