678885132400

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{701}}^1\times {\mathrm{78101}}^1$

素因数の和:78851

約数の個数: 120

約数和(自身を含む): 1686058478208

約数和(自身を除く): 1007173345808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 155, 200, 248, 310, 400, 496, 620, 701, 775, 1240, 1402, 1550, 2480, 2804, 3100, 3505, 5608, 6200, 7010, 11216, 12400, 14020, 17525, 21731, 28040, 35050, 43462, 56080, 70100, 78101, 86924, 108655, 140200, 156202, 173848, 217310, 280400, 312404, 347696, 390505, 434620, 543275, 624808, 781010, 869240, 1086550, 1249616, 1562020, 1738480, 1952525, 2173100, 2421131, 3124040, 3905050, 4346200, 4842262, 6248080, 7810100, 8692400, 9684524, 12105655, 15620200, 19369048, 24211310, 31240400, 38738096, 48422620, 54748801, 60528275, 96845240, 109497602, 121056550, 193690480, 218995204, 242113100, 273744005, 437990408, 484226200, 547488010, 875980816, 968452400, 1094976020, 1368720025, 1697212831, 2189952040, 2737440050, 3394425662, 4379904080, 5474880100, 6788851324, 8486064155, 10949760200, 13577702648, 16972128310, 21899520400, 27155405296, 33944256620, 42430320775, 67888513240, 84860641550, 135777026480, 169721283100, 339442566200, 678885132400]

約数ペア:

[(1, 678885132400), (2, 339442566200), (4, 169721283100), (5, 135777026480), (8, 84860641550), (10, 67888513240), (16, 42430320775), (20, 33944256620), (25, 27155405296), (31, 21899520400), (40, 16972128310), (50, 13577702648), (62, 10949760200), (80, 8486064155), (100, 6788851324), (124, 5474880100), (155, 4379904080), (200, 3394425662), (248, 2737440050), (310, 2189952040), (400, 1697212831), (496, 1368720025), (620, 1094976020), (701, 968452400), (775, 875980816), (1240, 547488010), (1402, 484226200), (1550, 437990408), (2480, 273744005), (2804, 242113100), (3100, 218995204), (3505, 193690480), (5608, 121056550), (6200, 109497602), (7010, 96845240), (11216, 60528275), (12400, 54748801), (14020, 48422620), (17525, 38738096), (21731, 31240400), (28040, 24211310), (35050, 19369048), (43462, 15620200), (56080, 12105655), (70100, 9684524), (78101, 8692400), (86924, 7810100), (108655, 6248080), (140200, 4842262), (156202, 4346200), (173848, 3905050), (217310, 3124040), (280400, 2421131), (312404, 2173100), (347696, 1952525), (390505, 1738480), (434620, 1562020), (543275, 1249616), (624808, 1086550), (781010, 869240)]