209509080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{307}}^1$

素因数の和:390

約数の個数: 192

約数和(自身を含む): 707857920

約数和(自身を除く): 498348840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 47, 55, 60, 66, 88, 94, 110, 120, 121, 132, 141, 165, 188, 220, 235, 242, 264, 282, 307, 330, 363, 376, 440, 470, 484, 517, 564, 605, 614, 660, 705, 726, 921, 940, 968, 1034, 1128, 1210, 1228, 1320, 1410, 1452, 1535, 1551, 1815, 1842, 1880, 2068, 2420, 2456, 2585, 2820, 2904, 3070, 3102, 3377, 3630, 3684, 4136, 4605, 4840, 5170, 5640, 5687, 6140, 6204, 6754, 7260, 7368, 7755, 9210, 10131, 10340, 11374, 12280, 12408, 13508, 14429, 14520, 15510, 16885, 17061, 18420, 20262, 20680, 22748, 27016, 28435, 28858, 31020, 33770, 34122, 36840, 37147, 40524, 43287, 45496, 50655, 56870, 57716, 62040, 67540, 68244, 72145, 74294, 81048, 85305, 86574, 101310, 111441, 113740, 115432, 135080, 136488, 144290, 148588, 158719, 170610, 173148, 185735, 202620, 216435, 222882, 227480, 288580, 297176, 317438, 341220, 346296, 371470, 405240, 432870, 445764, 476157, 557205, 577160, 634876, 682440, 742940, 793595, 865740, 891528, 952314, 1114410, 1269752, 1485880, 1587190, 1731480, 1745909, 1904628, 2228820, 2380785, 3174380, 3491818, 3809256, 4457640, 4761570, 5237727, 6348760, 6983636, 8729545, 9523140, 10475454, 13967272, 17459090, 19046280, 20950908, 26188635, 34918180, 41901816, 52377270, 69836360, 104754540, 209509080]

約数ペア:

[(1, 209509080), (2, 104754540), (3, 69836360), (4, 52377270), (5, 41901816), (6, 34918180), (8, 26188635), (10, 20950908), (11, 19046280), (12, 17459090), (15, 13967272), (20, 10475454), (22, 9523140), (24, 8729545), (30, 6983636), (33, 6348760), (40, 5237727), (44, 4761570), (47, 4457640), (55, 3809256), (60, 3491818), (66, 3174380), (88, 2380785), (94, 2228820), (110, 1904628), (120, 1745909), (121, 1731480), (132, 1587190), (141, 1485880), (165, 1269752), (188, 1114410), (220, 952314), (235, 891528), (242, 865740), (264, 793595), (282, 742940), (307, 682440), (330, 634876), (363, 577160), (376, 557205), (440, 476157), (470, 445764), (484, 432870), (517, 405240), (564, 371470), (605, 346296), (614, 341220), (660, 317438), (705, 297176), (726, 288580), (921, 227480), (940, 222882), (968, 216435), (1034, 202620), (1128, 185735), (1210, 173148), (1228, 170610), (1320, 158719), (1410, 148588), (1452, 144290), (1535, 136488), (1551, 135080), (1815, 115432), (1842, 113740), (1880, 111441), (2068, 101310), (2420, 86574), (2456, 85305), (2585, 81048), (2820, 74294), (2904, 72145), (3070, 68244), (3102, 67540), (3377, 62040), (3630, 57716), (3684, 56870), (4136, 50655), (4605, 45496), (4840, 43287), (5170, 40524), (5640, 37147), (5687, 36840), (6140, 34122), (6204, 33770), (6754, 31020), (7260, 28858), (7368, 28435), (7755, 27016), (9210, 22748), (10131, 20680), (10340, 20262), (11374, 18420), (12280, 17061), (12408, 16885), (13508, 15510), (14429, 14520)]