197740980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{19273}}^1$

素因数の和:19310

約数の個数: 96

約数和(自身を含む): 647606400

約数和(自身を除く): 449865420

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, 19273, 38546, 57819, 77092, 96365, 115638, 173457, 192730, 231276, 289095, 346914, 366187, 385460, 520371, 578190, 693828, 732374, 867285, 1040742, 1098561, 1156380, 1464748, 1734570, 1830935, 2081484, 2197122, 2601855, 3295683, 3469140, 3661870, 4394244, 5203710, 5492805, 6591366, 7323740, 9887049, 10407420, 10985610, 13182732, 16478415, 19774098, 21971220, 32956830, 39548196, 49435245, 65913660, 98870490, 197740980]

約数ペア:

[(1, 197740980), (2, 98870490), (3, 65913660), (4, 49435245), (5, 39548196), (6, 32956830), (9, 21971220), (10, 19774098), (12, 16478415), (15, 13182732), (18, 10985610), (19, 10407420), (20, 9887049), (27, 7323740), (30, 6591366), (36, 5492805), (38, 5203710), (45, 4394244), (54, 3661870), (57, 3469140), (60, 3295683), (76, 2601855), (90, 2197122), (95, 2081484), (108, 1830935), (114, 1734570), (135, 1464748), (171, 1156380), (180, 1098561), (190, 1040742), (228, 867285), (270, 732374), (285, 693828), (342, 578190), (380, 520371), (513, 385460), (540, 366187), (570, 346914), (684, 289095), (855, 231276), (1026, 192730), (1140, 173457), (1710, 115638), (2052, 96365), (2565, 77092), (3420, 57819), (5130, 38546), (10260, 19273)]