189983880

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{191}}^1\times {\mathrm{307}}^1$

素因数の和:521

約数の個数: 160

約数和(自身を含む): 643991040

約数和(自身を除く): 454007160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 191, 216, 270, 307, 324, 360, 382, 405, 540, 573, 614, 648, 764, 810, 921, 955, 1080, 1146, 1228, 1528, 1535, 1620, 1719, 1842, 1910, 2292, 2456, 2763, 2865, 3070, 3240, 3438, 3684, 3820, 4584, 4605, 5157, 5526, 5730, 6140, 6876, 7368, 7640, 8289, 8595, 9210, 10314, 11052, 11460, 12280, 13752, 13815, 15471, 16578, 17190, 18420, 20628, 22104, 22920, 24867, 25785, 27630, 30942, 33156, 34380, 36840, 41256, 41445, 49734, 51570, 55260, 58637, 61884, 66312, 68760, 77355, 82890, 99468, 103140, 110520, 117274, 123768, 124335, 154710, 165780, 175911, 198936, 206280, 234548, 248670, 293185, 309420, 331560, 351822, 469096, 497340, 527733, 586370, 618840, 703644, 879555, 994680, 1055466, 1172740, 1407288, 1583199, 1759110, 2110932, 2345480, 2638665, 3166398, 3518220, 4221864, 4749597, 5277330, 6332796, 7036440, 7915995, 9499194, 10554660, 12665592, 15831990, 18998388, 21109320, 23747985, 31663980, 37996776, 47495970, 63327960, 94991940, 189983880]

約数ペア:

[(1, 189983880), (2, 94991940), (3, 63327960), (4, 47495970), (5, 37996776), (6, 31663980), (8, 23747985), (9, 21109320), (10, 18998388), (12, 15831990), (15, 12665592), (18, 10554660), (20, 9499194), (24, 7915995), (27, 7036440), (30, 6332796), (36, 5277330), (40, 4749597), (45, 4221864), (54, 3518220), (60, 3166398), (72, 2638665), (81, 2345480), (90, 2110932), (108, 1759110), (120, 1583199), (135, 1407288), (162, 1172740), (180, 1055466), (191, 994680), (216, 879555), (270, 703644), (307, 618840), (324, 586370), (360, 527733), (382, 497340), (405, 469096), (540, 351822), (573, 331560), (614, 309420), (648, 293185), (764, 248670), (810, 234548), (921, 206280), (955, 198936), (1080, 175911), (1146, 165780), (1228, 154710), (1528, 124335), (1535, 123768), (1620, 117274), (1719, 110520), (1842, 103140), (1910, 99468), (2292, 82890), (2456, 77355), (2763, 68760), (2865, 66312), (3070, 61884), (3240, 58637), (3438, 55260), (3684, 51570), (3820, 49734), (4584, 41445), (4605, 41256), (5157, 36840), (5526, 34380), (5730, 33156), (6140, 30942), (6876, 27630), (7368, 25785), (7640, 24867), (8289, 22920), (8595, 22104), (9210, 20628), (10314, 18420), (11052, 17190), (11460, 16578), (12280, 15471), (13752, 13815)]