888902460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{15289}}^1$

素因数の和:15340

約数の個数: 144

約数和(自身を含む): 3005402400

約数和(自身を除く): 2116499940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 30, 34, 36, 38, 45, 51, 57, 60, 68, 76, 85, 90, 95, 102, 114, 153, 170, 171, 180, 190, 204, 228, 255, 285, 306, 323, 340, 342, 380, 510, 570, 612, 646, 684, 765, 855, 969, 1020, 1140, 1292, 1530, 1615, 1710, 1938, 2907, 3060, 3230, 3420, 3876, 4845, 5814, 6460, 9690, 11628, 14535, 15289, 19380, 29070, 30578, 45867, 58140, 61156, 76445, 91734, 137601, 152890, 183468, 229335, 259913, 275202, 290491, 305780, 458670, 519826, 550404, 580982, 688005, 779739, 871473, 917340, 1039652, 1161964, 1299565, 1376010, 1452455, 1559478, 1742946, 2339217, 2599130, 2614419, 2752020, 2904910, 3118956, 3485892, 3898695, 4357365, 4678434, 4938347, 5198260, 5228838, 5809820, 7797390, 8714730, 9356868, 9876694, 10457676, 11696085, 13072095, 14815041, 15594780, 17429460, 19753388, 23392170, 24691735, 26144190, 29630082, 44445123, 46784340, 49383470, 52288380, 59260164, 74075205, 88890246, 98766940, 148150410, 177780492, 222225615, 296300820, 444451230, 888902460]

約数ペア:

[(1, 888902460), (2, 444451230), (3, 296300820), (4, 222225615), (5, 177780492), (6, 148150410), (9, 98766940), (10, 88890246), (12, 74075205), (15, 59260164), (17, 52288380), (18, 49383470), (19, 46784340), (20, 44445123), (30, 29630082), (34, 26144190), (36, 24691735), (38, 23392170), (45, 19753388), (51, 17429460), (57, 15594780), (60, 14815041), (68, 13072095), (76, 11696085), (85, 10457676), (90, 9876694), (95, 9356868), (102, 8714730), (114, 7797390), (153, 5809820), (170, 5228838), (171, 5198260), (180, 4938347), (190, 4678434), (204, 4357365), (228, 3898695), (255, 3485892), (285, 3118956), (306, 2904910), (323, 2752020), (340, 2614419), (342, 2599130), (380, 2339217), (510, 1742946), (570, 1559478), (612, 1452455), (646, 1376010), (684, 1299565), (765, 1161964), (855, 1039652), (969, 917340), (1020, 871473), (1140, 779739), (1292, 688005), (1530, 580982), (1615, 550404), (1710, 519826), (1938, 458670), (2907, 305780), (3060, 290491), (3230, 275202), (3420, 259913), (3876, 229335), (4845, 183468), (5814, 152890), (6460, 137601), (9690, 91734), (11628, 76445), (14535, 61156), (15289, 58140), (19380, 45867), (29070, 30578)]