340847000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{167}}^1$

素因数の和:358

約数の個数: 128

約数和(自身を含む): 869581440

約数和(自身を除く): 528734440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 125, 130, 157, 167, 200, 250, 260, 314, 325, 334, 500, 520, 628, 650, 668, 785, 835, 1000, 1256, 1300, 1336, 1570, 1625, 1670, 2041, 2171, 2600, 3140, 3250, 3340, 3925, 4082, 4175, 4342, 6280, 6500, 6680, 7850, 8164, 8350, 8684, 10205, 10855, 13000, 15700, 16328, 16700, 17368, 19625, 20410, 20875, 21710, 26219, 31400, 33400, 39250, 40820, 41750, 43420, 51025, 52438, 54275, 78500, 81640, 83500, 86840, 102050, 104876, 108550, 131095, 157000, 167000, 204100, 209752, 217100, 255125, 262190, 271375, 340847, 408200, 434200, 510250, 524380, 542750, 655475, 681694, 1020500, 1048760, 1085500, 1310950, 1363388, 1704235, 2041000, 2171000, 2621900, 2726776, 3277375, 3408470, 5243800, 6554750, 6816940, 8521175, 13109500, 13633880, 17042350, 26219000, 34084700, 42605875, 68169400, 85211750, 170423500, 340847000]

約数ペア:

[(1, 340847000), (2, 170423500), (4, 85211750), (5, 68169400), (8, 42605875), (10, 34084700), (13, 26219000), (20, 17042350), (25, 13633880), (26, 13109500), (40, 8521175), (50, 6816940), (52, 6554750), (65, 5243800), (100, 3408470), (104, 3277375), (125, 2726776), (130, 2621900), (157, 2171000), (167, 2041000), (200, 1704235), (250, 1363388), (260, 1310950), (314, 1085500), (325, 1048760), (334, 1020500), (500, 681694), (520, 655475), (628, 542750), (650, 524380), (668, 510250), (785, 434200), (835, 408200), (1000, 340847), (1256, 271375), (1300, 262190), (1336, 255125), (1570, 217100), (1625, 209752), (1670, 204100), (2041, 167000), (2171, 157000), (2600, 131095), (3140, 108550), (3250, 104876), (3340, 102050), (3925, 86840), (4082, 83500), (4175, 81640), (4342, 78500), (6280, 54275), (6500, 52438), (6680, 51025), (7850, 43420), (8164, 41750), (8350, 40820), (8684, 39250), (10205, 33400), (10855, 31400), (13000, 26219), (15700, 21710), (16328, 20875), (16700, 20410), (17368, 19625)]