15317800

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:203

約数の個数: 96

約数和(自身を含む): 39060000

約数和(自身を除く): 23742200

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 29, 38, 40, 50, 58, 76, 95, 100, 116, 139, 145, 152, 190, 200, 232, 278, 290, 380, 475, 551, 556, 580, 695, 725, 760, 950, 1102, 1112, 1160, 1390, 1450, 1900, 2204, 2641, 2755, 2780, 2900, 3475, 3800, 4031, 4408, 5282, 5510, 5560, 5800, 6950, 8062, 10564, 11020, 13205, 13775, 13900, 16124, 20155, 21128, 22040, 26410, 27550, 27800, 32248, 40310, 52820, 55100, 66025, 76589, 80620, 100775, 105640, 110200, 132050, 153178, 161240, 201550, 264100, 306356, 382945, 403100, 528200, 612712, 765890, 806200, 1531780, 1914725, 3063560, 3829450, 7658900, 15317800]

約数ペア:

[(1, 15317800), (2, 7658900), (4, 3829450), (5, 3063560), (8, 1914725), (10, 1531780), (19, 806200), (20, 765890), (25, 612712), (29, 528200), (38, 403100), (40, 382945), (50, 306356), (58, 264100), (76, 201550), (95, 161240), (100, 153178), (116, 132050), (139, 110200), (145, 105640), (152, 100775), (190, 80620), (200, 76589), (232, 66025), (278, 55100), (290, 52820), (380, 40310), (475, 32248), (551, 27800), (556, 27550), (580, 26410), (695, 22040), (725, 21128), (760, 20155), (950, 16124), (1102, 13900), (1112, 13775), (1160, 13205), (1390, 11020), (1450, 10564), (1900, 8062), (2204, 6950), (2641, 5800), (2755, 5560), (2780, 5510), (2900, 5282), (3475, 4408), (3800, 4031)]