131585580

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{4973}}^1$

素因数の和:5005

約数の個数: 144

約数和(自身を含む): 476310240

約数和(自身を除く): 344724660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 126, 135, 140, 147, 180, 189, 196, 210, 245, 252, 270, 294, 315, 378, 420, 441, 490, 540, 588, 630, 735, 756, 882, 945, 980, 1260, 1323, 1470, 1764, 1890, 2205, 2646, 2940, 3780, 4410, 4973, 5292, 6615, 8820, 9946, 13230, 14919, 19892, 24865, 26460, 29838, 34811, 44757, 49730, 59676, 69622, 74595, 89514, 99460, 104433, 134271, 139244, 149190, 174055, 179028, 208866, 223785, 243677, 268542, 298380, 313299, 348110, 417732, 447570, 487354, 522165, 537084, 626598, 671355, 696220, 731031, 895140, 939897, 974708, 1044330, 1218385, 1253196, 1342710, 1462062, 1566495, 1879794, 2088660, 2193093, 2436770, 2685420, 2924124, 3132990, 3655155, 3759588, 4386186, 4699485, 4873540, 6265980, 6579279, 7310310, 8772372, 9398970, 10965465, 13158558, 14620620, 18797940, 21930930, 26317116, 32896395, 43861860, 65792790, 131585580]

約数ペア:

[(1, 131585580), (2, 65792790), (3, 43861860), (4, 32896395), (5, 26317116), (6, 21930930), (7, 18797940), (9, 14620620), (10, 13158558), (12, 10965465), (14, 9398970), (15, 8772372), (18, 7310310), (20, 6579279), (21, 6265980), (27, 4873540), (28, 4699485), (30, 4386186), (35, 3759588), (36, 3655155), (42, 3132990), (45, 2924124), (49, 2685420), (54, 2436770), (60, 2193093), (63, 2088660), (70, 1879794), (84, 1566495), (90, 1462062), (98, 1342710), (105, 1253196), (108, 1218385), (126, 1044330), (135, 974708), (140, 939897), (147, 895140), (180, 731031), (189, 696220), (196, 671355), (210, 626598), (245, 537084), (252, 522165), (270, 487354), (294, 447570), (315, 417732), (378, 348110), (420, 313299), (441, 298380), (490, 268542), (540, 243677), (588, 223785), (630, 208866), (735, 179028), (756, 174055), (882, 149190), (945, 139244), (980, 134271), (1260, 104433), (1323, 99460), (1470, 89514), (1764, 74595), (1890, 69622), (2205, 59676), (2646, 49730), (2940, 44757), (3780, 34811), (4410, 29838), (4973, 26460), (5292, 24865), (6615, 19892), (8820, 14919), (9946, 13230)]