55410180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{401}}^1$

素因数の和:474

約数の個数: 144

約数和(自身を含む): 184778496

約数和(自身を除く): 129368316

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 49, 60, 70, 84, 94, 98, 105, 140, 141, 147, 188, 196, 210, 235, 245, 282, 294, 329, 401, 420, 470, 490, 564, 588, 658, 705, 735, 802, 940, 980, 987, 1203, 1316, 1410, 1470, 1604, 1645, 1974, 2005, 2303, 2406, 2807, 2820, 2940, 3290, 3948, 4010, 4606, 4812, 4935, 5614, 6015, 6580, 6909, 8020, 8421, 9212, 9870, 11228, 11515, 12030, 13818, 14035, 16842, 18847, 19649, 19740, 23030, 24060, 27636, 28070, 33684, 34545, 37694, 39298, 42105, 46060, 56140, 56541, 58947, 69090, 75388, 78596, 84210, 94235, 98245, 113082, 117894, 131929, 138180, 168420, 188470, 196490, 226164, 235788, 263858, 282705, 294735, 376940, 392980, 395787, 527716, 565410, 589470, 659645, 791574, 923503, 1130820, 1178940, 1319290, 1583148, 1847006, 1978935, 2638580, 2770509, 3694012, 3957870, 4617515, 5541018, 7915740, 9235030, 11082036, 13852545, 18470060, 27705090, 55410180]

約数ペア:

[(1, 55410180), (2, 27705090), (3, 18470060), (4, 13852545), (5, 11082036), (6, 9235030), (7, 7915740), (10, 5541018), (12, 4617515), (14, 3957870), (15, 3694012), (20, 2770509), (21, 2638580), (28, 1978935), (30, 1847006), (35, 1583148), (42, 1319290), (47, 1178940), (49, 1130820), (60, 923503), (70, 791574), (84, 659645), (94, 589470), (98, 565410), (105, 527716), (140, 395787), (141, 392980), (147, 376940), (188, 294735), (196, 282705), (210, 263858), (235, 235788), (245, 226164), (282, 196490), (294, 188470), (329, 168420), (401, 138180), (420, 131929), (470, 117894), (490, 113082), (564, 98245), (588, 94235), (658, 84210), (705, 78596), (735, 75388), (802, 69090), (940, 58947), (980, 56541), (987, 56140), (1203, 46060), (1316, 42105), (1410, 39298), (1470, 37694), (1604, 34545), (1645, 33684), (1974, 28070), (2005, 27636), (2303, 24060), (2406, 23030), (2807, 19740), (2820, 19649), (2940, 18847), (3290, 16842), (3948, 14035), (4010, 13818), (4606, 12030), (4812, 11515), (4935, 11228), (5614, 9870), (6015, 9212), (6580, 8421), (6909, 8020)]