661225574280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{843443}}^1$

素因数の和:843643

約数の個数: 128

約数和(自身を含む): 2040459724800

約数和(自身を除く): 1379234150520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 94, 120, 139, 141, 188, 235, 278, 282, 376, 417, 470, 556, 564, 695, 705, 834, 940, 1112, 1128, 1390, 1410, 1668, 1880, 2085, 2780, 2820, 3336, 4170, 5560, 5640, 6533, 8340, 13066, 16680, 19599, 26132, 32665, 39198, 52264, 65330, 78396, 97995, 130660, 156792, 195990, 261320, 391980, 783960, 843443, 1686886, 2530329, 3373772, 4217215, 5060658, 6747544, 8434430, 10121316, 12651645, 16868860, 20242632, 25303290, 33737720, 39641821, 50606580, 79283642, 101213160, 117238577, 118925463, 158567284, 198209105, 234477154, 237850926, 317134568, 351715731, 396418210, 468954308, 475701852, 586192885, 594627315, 703431462, 792836420, 937908616, 951403704, 1172385770, 1189254630, 1406862924, 1585672840, 1758578655, 2344771540, 2378509260, 2813725848, 3517157310, 4689543080, 4757018520, 5510213119, 7034314620, 11020426238, 14068629240, 16530639357, 22040852476, 27551065595, 33061278714, 44081704952, 55102131190, 66122557428, 82653196785, 110204262380, 132245114856, 165306393570, 220408524760, 330612787140, 661225574280]

約数ペア:

[(1, 661225574280), (2, 330612787140), (3, 220408524760), (4, 165306393570), (5, 132245114856), (6, 110204262380), (8, 82653196785), (10, 66122557428), (12, 55102131190), (15, 44081704952), (20, 33061278714), (24, 27551065595), (30, 22040852476), (40, 16530639357), (47, 14068629240), (60, 11020426238), (94, 7034314620), (120, 5510213119), (139, 4757018520), (141, 4689543080), (188, 3517157310), (235, 2813725848), (278, 2378509260), (282, 2344771540), (376, 1758578655), (417, 1585672840), (470, 1406862924), (556, 1189254630), (564, 1172385770), (695, 951403704), (705, 937908616), (834, 792836420), (940, 703431462), (1112, 594627315), (1128, 586192885), (1390, 475701852), (1410, 468954308), (1668, 396418210), (1880, 351715731), (2085, 317134568), (2780, 237850926), (2820, 234477154), (3336, 198209105), (4170, 158567284), (5560, 118925463), (5640, 117238577), (6533, 101213160), (8340, 79283642), (13066, 50606580), (16680, 39641821), (19599, 33737720), (26132, 25303290), (32665, 20242632), (39198, 16868860), (52264, 12651645), (65330, 10121316), (78396, 8434430), (97995, 6747544), (130660, 5060658), (156792, 4217215), (195990, 3373772), (261320, 2530329), (391980, 1686886), (783960, 843443)]