1980996840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{907}}^1\times {\mathrm{6067}}^1$

素因数の和:6991

約数の個数: 96

約数和(自身を含む): 6446400480

約数和(自身を除く): 4465403640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 907, 1814, 2721, 3628, 4535, 5442, 6067, 7256, 8163, 9070, 10884, 12134, 13605, 16326, 18140, 18201, 21768, 24268, 27210, 30335, 32652, 36280, 36402, 40815, 48536, 54420, 54603, 60670, 65304, 72804, 81630, 91005, 108840, 109206, 121340, 145608, 163260, 182010, 218412, 242680, 273015, 326520, 364020, 436824, 546030, 728040, 1092060, 2184120, 5502769, 11005538, 16508307, 22011076, 27513845, 33016614, 44022152, 49524921, 55027690, 66033228, 82541535, 99049842, 110055380, 132066456, 165083070, 198099684, 220110760, 247624605, 330166140, 396199368, 495249210, 660332280, 990498420, 1980996840]

約数ペア:

[(1, 1980996840), (2, 990498420), (3, 660332280), (4, 495249210), (5, 396199368), (6, 330166140), (8, 247624605), (9, 220110760), (10, 198099684), (12, 165083070), (15, 132066456), (18, 110055380), (20, 99049842), (24, 82541535), (30, 66033228), (36, 55027690), (40, 49524921), (45, 44022152), (60, 33016614), (72, 27513845), (90, 22011076), (120, 16508307), (180, 11005538), (360, 5502769), (907, 2184120), (1814, 1092060), (2721, 728040), (3628, 546030), (4535, 436824), (5442, 364020), (6067, 326520), (7256, 273015), (8163, 242680), (9070, 218412), (10884, 182010), (12134, 163260), (13605, 145608), (16326, 121340), (18140, 109206), (18201, 108840), (21768, 91005), (24268, 81630), (27210, 72804), (30335, 65304), (32652, 60670), (36280, 54603), (36402, 54420), (40815, 48536)]