389966940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{65651}}^1$

素因数の和:65680

約数の個数: 96

約数和(自身を含む): 1323544320

約数和(自身を除く): 933577380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 90, 99, 108, 110, 132, 135, 165, 180, 198, 220, 270, 297, 330, 396, 495, 540, 594, 660, 990, 1188, 1485, 1980, 2970, 5940, 65651, 131302, 196953, 262604, 328255, 393906, 590859, 656510, 722161, 787812, 984765, 1181718, 1313020, 1444322, 1772577, 1969530, 2166483, 2363436, 2888644, 2954295, 3545154, 3610805, 3939060, 4332966, 5908590, 6499449, 7090308, 7221610, 8665932, 8862885, 10832415, 11817180, 12998898, 14443220, 17725770, 19498347, 21664830, 25997796, 32497245, 35451540, 38996694, 43329660, 64994490, 77993388, 97491735, 129988980, 194983470, 389966940]

約数ペア:

[(1, 389966940), (2, 194983470), (3, 129988980), (4, 97491735), (5, 77993388), (6, 64994490), (9, 43329660), (10, 38996694), (11, 35451540), (12, 32497245), (15, 25997796), (18, 21664830), (20, 19498347), (22, 17725770), (27, 14443220), (30, 12998898), (33, 11817180), (36, 10832415), (44, 8862885), (45, 8665932), (54, 7221610), (55, 7090308), (60, 6499449), (66, 5908590), (90, 4332966), (99, 3939060), (108, 3610805), (110, 3545154), (132, 2954295), (135, 2888644), (165, 2363436), (180, 2166483), (198, 1969530), (220, 1772577), (270, 1444322), (297, 1313020), (330, 1181718), (396, 984765), (495, 787812), (540, 722161), (594, 656510), (660, 590859), (990, 393906), (1188, 328255), (1485, 262604), (1980, 196953), (2970, 131302), (5940, 65651)]