1687112980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37309}}^1$

素因数の和:37361

約数の個数: 96

約数和(自身を含む): 4513017600

約数和(自身を除く): 2825904620

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 19, 20, 28, 34, 35, 38, 68, 70, 76, 85, 95, 119, 133, 140, 170, 190, 238, 266, 323, 340, 380, 476, 532, 595, 646, 665, 1190, 1292, 1330, 1615, 2261, 2380, 2660, 3230, 4522, 6460, 9044, 11305, 22610, 37309, 45220, 74618, 149236, 186545, 261163, 373090, 522326, 634253, 708871, 746180, 1044652, 1268506, 1305815, 1417742, 2537012, 2611630, 2835484, 3171265, 3544355, 4439771, 4962097, 5223260, 6342530, 7088710, 8879542, 9924194, 12050807, 12685060, 14177420, 17759084, 19848388, 22198855, 24101614, 24810485, 44397710, 48203228, 49620970, 60254035, 84355649, 88795420, 99241940, 120508070, 168711298, 241016140, 337422596, 421778245, 843556490, 1687112980]

約数ペア:

[(1, 1687112980), (2, 843556490), (4, 421778245), (5, 337422596), (7, 241016140), (10, 168711298), (14, 120508070), (17, 99241940), (19, 88795420), (20, 84355649), (28, 60254035), (34, 49620970), (35, 48203228), (38, 44397710), (68, 24810485), (70, 24101614), (76, 22198855), (85, 19848388), (95, 17759084), (119, 14177420), (133, 12685060), (140, 12050807), (170, 9924194), (190, 8879542), (238, 7088710), (266, 6342530), (323, 5223260), (340, 4962097), (380, 4439771), (476, 3544355), (532, 3171265), (595, 2835484), (646, 2611630), (665, 2537012), (1190, 1417742), (1292, 1305815), (1330, 1268506), (1615, 1044652), (2261, 746180), (2380, 708871), (2660, 634253), (3230, 522326), (4522, 373090), (6460, 261163), (9044, 186545), (11305, 149236), (22610, 74618), (37309, 45220)]