196817880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{5449}}^1$

素因数の和:5513

約数の個数: 128

約数和(自身を含む): 690624000

約数和(自身を除く): 493806120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 43, 56, 60, 70, 84, 86, 105, 120, 129, 140, 168, 172, 210, 215, 258, 280, 301, 344, 420, 430, 516, 602, 645, 840, 860, 903, 1032, 1204, 1290, 1505, 1720, 1806, 2408, 2580, 3010, 3612, 4515, 5160, 5449, 6020, 7224, 9030, 10898, 12040, 16347, 18060, 21796, 27245, 32694, 36120, 38143, 43592, 54490, 65388, 76286, 81735, 108980, 114429, 130776, 152572, 163470, 190715, 217960, 228858, 234307, 305144, 326940, 381430, 457716, 468614, 572145, 653880, 702921, 762860, 915432, 937228, 1144290, 1171535, 1405842, 1525720, 1640149, 1874456, 2288580, 2343070, 2811684, 3280298, 3514605, 4577160, 4686140, 4920447, 5623368, 6560596, 7029210, 8200745, 9372280, 9840894, 13121192, 14058420, 16401490, 19681788, 24602235, 28116840, 32802980, 39363576, 49204470, 65605960, 98408940, 196817880]

約数ペア:

[(1, 196817880), (2, 98408940), (3, 65605960), (4, 49204470), (5, 39363576), (6, 32802980), (7, 28116840), (8, 24602235), (10, 19681788), (12, 16401490), (14, 14058420), (15, 13121192), (20, 9840894), (21, 9372280), (24, 8200745), (28, 7029210), (30, 6560596), (35, 5623368), (40, 4920447), (42, 4686140), (43, 4577160), (56, 3514605), (60, 3280298), (70, 2811684), (84, 2343070), (86, 2288580), (105, 1874456), (120, 1640149), (129, 1525720), (140, 1405842), (168, 1171535), (172, 1144290), (210, 937228), (215, 915432), (258, 762860), (280, 702921), (301, 653880), (344, 572145), (420, 468614), (430, 457716), (516, 381430), (602, 326940), (645, 305144), (840, 234307), (860, 228858), (903, 217960), (1032, 190715), (1204, 163470), (1290, 152572), (1505, 130776), (1720, 114429), (1806, 108980), (2408, 81735), (2580, 76286), (3010, 65388), (3612, 54490), (4515, 43592), (5160, 38143), (5449, 36120), (6020, 32694), (7224, 27245), (9030, 21796), (10898, 18060), (12040, 16347)]