2781456804

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{3217}}^1$

素因数の和:3354

約数の個数: 144

約数和(自身を含む): 8321284608

約数和(自身を除く): 5539827804

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 47, 63, 73, 84, 94, 126, 141, 146, 188, 219, 252, 282, 292, 329, 423, 438, 511, 564, 657, 658, 846, 876, 987, 1022, 1314, 1316, 1533, 1692, 1974, 2044, 2628, 2961, 3066, 3217, 3431, 3948, 4599, 5922, 6132, 6434, 6862, 9198, 9651, 10293, 11844, 12868, 13724, 18396, 19302, 20586, 22519, 24017, 28953, 30879, 38604, 41172, 45038, 48034, 57906, 61758, 67557, 72051, 90076, 96068, 115812, 123516, 135114, 144102, 151199, 202671, 216153, 234841, 270228, 288204, 302398, 405342, 432306, 453597, 469682, 604796, 704523, 810684, 864612, 907194, 939364, 1058393, 1360791, 1409046, 1643887, 1814388, 2113569, 2116786, 2721582, 2818092, 3175179, 3287774, 4227138, 4233572, 4931661, 5443164, 6350358, 6575548, 8454276, 9525537, 9863322, 11037527, 12700716, 14794983, 19051074, 19726644, 22075054, 29589966, 33112581, 38102148, 44150108, 59179932, 66225162, 77262689, 99337743, 132450324, 154525378, 198675486, 231788067, 309050756, 397350972, 463576134, 695364201, 927152268, 1390728402, 2781456804]

約数ペア:

[(1, 2781456804), (2, 1390728402), (3, 927152268), (4, 695364201), (6, 463576134), (7, 397350972), (9, 309050756), (12, 231788067), (14, 198675486), (18, 154525378), (21, 132450324), (28, 99337743), (36, 77262689), (42, 66225162), (47, 59179932), (63, 44150108), (73, 38102148), (84, 33112581), (94, 29589966), (126, 22075054), (141, 19726644), (146, 19051074), (188, 14794983), (219, 12700716), (252, 11037527), (282, 9863322), (292, 9525537), (329, 8454276), (423, 6575548), (438, 6350358), (511, 5443164), (564, 4931661), (657, 4233572), (658, 4227138), (846, 3287774), (876, 3175179), (987, 2818092), (1022, 2721582), (1314, 2116786), (1316, 2113569), (1533, 1814388), (1692, 1643887), (1974, 1409046), (2044, 1360791), (2628, 1058393), (2961, 939364), (3066, 907194), (3217, 864612), (3431, 810684), (3948, 704523), (4599, 604796), (5922, 469682), (6132, 453597), (6434, 432306), (6862, 405342), (9198, 302398), (9651, 288204), (10293, 270228), (11844, 234841), (12868, 216153), (13724, 202671), (18396, 151199), (19302, 144102), (20586, 135114), (22519, 123516), (24017, 115812), (28953, 96068), (30879, 90076), (38604, 72051), (41172, 67557), (45038, 61758), (48034, 57906)]