83610660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{28439}}^1$

素因数の和:28465

約数の個数: 72

約数和(自身を含む): 272341440

約数和(自身を除く): 188730780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 28439, 56878, 85317, 113756, 142195, 170634, 199073, 284390, 341268, 398146, 426585, 568780, 597219, 796292, 853170, 995365, 1194438, 1393511, 1706340, 1990730, 2388876, 2787022, 2986095, 3981460, 4180533, 5574044, 5972190, 6967555, 8361066, 11944380, 13935110, 16722132, 20902665, 27870220, 41805330, 83610660]

約数ペア:

[(1, 83610660), (2, 41805330), (3, 27870220), (4, 20902665), (5, 16722132), (6, 13935110), (7, 11944380), (10, 8361066), (12, 6967555), (14, 5972190), (15, 5574044), (20, 4180533), (21, 3981460), (28, 2986095), (30, 2787022), (35, 2388876), (42, 1990730), (49, 1706340), (60, 1393511), (70, 1194438), (84, 995365), (98, 853170), (105, 796292), (140, 597219), (147, 568780), (196, 426585), (210, 398146), (245, 341268), (294, 284390), (420, 199073), (490, 170634), (588, 142195), (735, 113756), (980, 85317), (1470, 56878), (2940, 28439)]