280597548

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{1453}}^1$

素因数の和:1508

約数の個数: 144

約数和(自身を含む): 866351360

約数和(自身を除く): 585753812

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 19, 21, 22, 28, 33, 38, 42, 44, 57, 66, 76, 77, 84, 114, 121, 132, 133, 154, 209, 228, 231, 242, 266, 308, 363, 399, 418, 462, 484, 532, 627, 726, 798, 836, 847, 924, 1254, 1452, 1453, 1463, 1596, 1694, 2299, 2508, 2541, 2906, 2926, 3388, 4359, 4389, 4598, 5082, 5812, 5852, 6897, 8718, 8778, 9196, 10164, 10171, 13794, 15983, 16093, 17436, 17556, 20342, 27588, 27607, 30513, 31966, 32186, 40684, 47949, 48279, 55214, 61026, 63932, 64372, 82821, 95898, 96558, 110428, 111881, 122052, 165642, 175813, 191796, 193116, 193249, 223762, 303677, 331284, 335643, 351626, 386498, 447524, 527439, 579747, 607354, 671286, 703252, 772996, 911031, 1054878, 1159494, 1214708, 1230691, 1342572, 1822062, 2109756, 2125739, 2318988, 2461382, 3340447, 3644124, 3692073, 4251478, 4922764, 6377217, 6680894, 7384146, 8502956, 10021341, 12754434, 13361788, 14768292, 20042682, 23383129, 25508868, 40085364, 46766258, 70149387, 93532516, 140298774, 280597548]

約数ペア:

[(1, 280597548), (2, 140298774), (3, 93532516), (4, 70149387), (6, 46766258), (7, 40085364), (11, 25508868), (12, 23383129), (14, 20042682), (19, 14768292), (21, 13361788), (22, 12754434), (28, 10021341), (33, 8502956), (38, 7384146), (42, 6680894), (44, 6377217), (57, 4922764), (66, 4251478), (76, 3692073), (77, 3644124), (84, 3340447), (114, 2461382), (121, 2318988), (132, 2125739), (133, 2109756), (154, 1822062), (209, 1342572), (228, 1230691), (231, 1214708), (242, 1159494), (266, 1054878), (308, 911031), (363, 772996), (399, 703252), (418, 671286), (462, 607354), (484, 579747), (532, 527439), (627, 447524), (726, 386498), (798, 351626), (836, 335643), (847, 331284), (924, 303677), (1254, 223762), (1452, 193249), (1453, 193116), (1463, 191796), (1596, 175813), (1694, 165642), (2299, 122052), (2508, 111881), (2541, 110428), (2906, 96558), (2926, 95898), (3388, 82821), (4359, 64372), (4389, 63932), (4598, 61026), (5082, 55214), (5812, 48279), (5852, 47949), (6897, 40684), (8718, 32186), (8778, 31966), (9196, 30513), (10164, 27607), (10171, 27588), (13794, 20342), (15983, 17556), (16093, 17436)]