87914820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1759}}^1$

素因数の和:1802

約数の個数: 144

約数和(自身を含む): 303367680

約数和(自身を除く): 215452860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 49, 51, 60, 68, 70, 84, 85, 98, 102, 105, 119, 140, 147, 170, 196, 204, 210, 238, 245, 255, 294, 340, 357, 420, 476, 490, 510, 588, 595, 714, 735, 833, 980, 1020, 1190, 1428, 1470, 1666, 1759, 1785, 2380, 2499, 2940, 3332, 3518, 3570, 4165, 4998, 5277, 7036, 7140, 8330, 8795, 9996, 10554, 12313, 12495, 16660, 17590, 21108, 24626, 24990, 26385, 29903, 35180, 36939, 49252, 49980, 52770, 59806, 61565, 73878, 86191, 89709, 105540, 119612, 123130, 147756, 149515, 172382, 179418, 184695, 209321, 246260, 258573, 299030, 344764, 358836, 369390, 418642, 430955, 448545, 517146, 598060, 627963, 738780, 837284, 861910, 897090, 1034292, 1046605, 1255926, 1292865, 1465247, 1723820, 1794180, 2093210, 2511852, 2585730, 2930494, 3139815, 4186420, 4395741, 5171460, 5860988, 6279630, 7326235, 8791482, 12559260, 14652470, 17582964, 21978705, 29304940, 43957410, 87914820]

約数ペア:

[(1, 87914820), (2, 43957410), (3, 29304940), (4, 21978705), (5, 17582964), (6, 14652470), (7, 12559260), (10, 8791482), (12, 7326235), (14, 6279630), (15, 5860988), (17, 5171460), (20, 4395741), (21, 4186420), (28, 3139815), (30, 2930494), (34, 2585730), (35, 2511852), (42, 2093210), (49, 1794180), (51, 1723820), (60, 1465247), (68, 1292865), (70, 1255926), (84, 1046605), (85, 1034292), (98, 897090), (102, 861910), (105, 837284), (119, 738780), (140, 627963), (147, 598060), (170, 517146), (196, 448545), (204, 430955), (210, 418642), (238, 369390), (245, 358836), (255, 344764), (294, 299030), (340, 258573), (357, 246260), (420, 209321), (476, 184695), (490, 179418), (510, 172382), (588, 149515), (595, 147756), (714, 123130), (735, 119612), (833, 105540), (980, 89709), (1020, 86191), (1190, 73878), (1428, 61565), (1470, 59806), (1666, 52770), (1759, 49980), (1785, 49252), (2380, 36939), (2499, 35180), (2940, 29903), (3332, 26385), (3518, 24990), (3570, 24626), (4165, 21108), (4998, 17590), (5277, 16660), (7036, 12495), (7140, 12313), (8330, 10554), (8795, 9996)]