379506820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{521}}^1$

素因数の和:602

約数の個数: 144

約数和(自身を含む): 1026393984

約数和(自身を除く): 646887164

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 43, 44, 55, 70, 77, 86, 110, 121, 140, 154, 172, 215, 220, 242, 301, 308, 385, 430, 473, 484, 521, 602, 605, 770, 847, 860, 946, 1042, 1204, 1210, 1505, 1540, 1694, 1892, 2084, 2365, 2420, 2605, 3010, 3311, 3388, 3647, 4235, 4730, 5203, 5210, 5731, 6020, 6622, 7294, 8470, 9460, 10406, 10420, 11462, 13244, 14588, 16555, 16940, 18235, 20812, 22403, 22924, 26015, 28655, 33110, 36421, 36470, 40117, 44806, 52030, 57310, 63041, 66220, 72842, 72940, 80234, 89612, 104060, 112015, 114620, 126082, 145684, 156821, 160468, 182105, 200585, 224030, 246433, 252164, 313642, 315205, 364210, 401170, 441287, 448060, 492866, 627284, 630410, 728420, 784105, 802340, 882574, 985732, 1232165, 1260820, 1568210, 1725031, 1765148, 2206435, 2464330, 2710763, 3136420, 3450062, 4412870, 4928660, 5421526, 6900124, 8625155, 8825740, 10843052, 13553815, 17250310, 18975341, 27107630, 34500620, 37950682, 54215260, 75901364, 94876705, 189753410, 379506820]

約数ペア:

[(1, 379506820), (2, 189753410), (4, 94876705), (5, 75901364), (7, 54215260), (10, 37950682), (11, 34500620), (14, 27107630), (20, 18975341), (22, 17250310), (28, 13553815), (35, 10843052), (43, 8825740), (44, 8625155), (55, 6900124), (70, 5421526), (77, 4928660), (86, 4412870), (110, 3450062), (121, 3136420), (140, 2710763), (154, 2464330), (172, 2206435), (215, 1765148), (220, 1725031), (242, 1568210), (301, 1260820), (308, 1232165), (385, 985732), (430, 882574), (473, 802340), (484, 784105), (521, 728420), (602, 630410), (605, 627284), (770, 492866), (847, 448060), (860, 441287), (946, 401170), (1042, 364210), (1204, 315205), (1210, 313642), (1505, 252164), (1540, 246433), (1694, 224030), (1892, 200585), (2084, 182105), (2365, 160468), (2420, 156821), (2605, 145684), (3010, 126082), (3311, 114620), (3388, 112015), (3647, 104060), (4235, 89612), (4730, 80234), (5203, 72940), (5210, 72842), (5731, 66220), (6020, 63041), (6622, 57310), (7294, 52030), (8470, 44806), (9460, 40117), (10406, 36470), (10420, 36421), (11462, 33110), (13244, 28655), (14588, 26015), (16555, 22924), (16940, 22403), (18235, 20812)]