1209225420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{127}}^1\times {\mathrm{313}}^1$

素因数の和:481

約数の個数: 216

約数和(自身を含む): 4015904256

約数和(自身を除く): 2806678836

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 127, 130, 156, 169, 180, 195, 234, 254, 260, 313, 338, 381, 390, 468, 507, 508, 585, 626, 635, 676, 762, 780, 845, 939, 1014, 1143, 1170, 1252, 1270, 1521, 1524, 1565, 1651, 1690, 1878, 1905, 2028, 2286, 2340, 2535, 2540, 2817, 3042, 3130, 3302, 3380, 3756, 3810, 4069, 4572, 4695, 4953, 5070, 5634, 5715, 6084, 6260, 6604, 7605, 7620, 8138, 8255, 9390, 9906, 10140, 11268, 11430, 12207, 14085, 14859, 15210, 16276, 16510, 18780, 19812, 20345, 21463, 22860, 24414, 24765, 28170, 29718, 30420, 33020, 36621, 39751, 40690, 42926, 48828, 49530, 52897, 56340, 59436, 61035, 64389, 73242, 74295, 79502, 81380, 85852, 99060, 105794, 107315, 119253, 122070, 128778, 146484, 148590, 158691, 159004, 183105, 193167, 198755, 211588, 214630, 238506, 244140, 257556, 264485, 297180, 317382, 321945, 357759, 366210, 386334, 397510, 429260, 476073, 477012, 516763, 528970, 596265, 634764, 643890, 715518, 732420, 772668, 793455, 795020, 952146, 965835, 1033526, 1057940, 1192530, 1287780, 1431036, 1550289, 1586910, 1788795, 1904292, 1931670, 2067052, 2380365, 2385060, 2583815, 3100578, 3173820, 3577590, 3863340, 4650867, 4760730, 5167630, 6201156, 6717919, 7155180, 7751445, 9301734, 9521460, 10335260, 13435838, 15502890, 18603468, 20153757, 23254335, 26871676, 31005780, 33589595, 40307514, 46508670, 60461271, 67179190, 80615028, 93017340, 100768785, 120922542, 134358380, 201537570, 241845084, 302306355, 403075140, 604612710, 1209225420]

約数ペア:

[(1, 1209225420), (2, 604612710), (3, 403075140), (4, 302306355), (5, 241845084), (6, 201537570), (9, 134358380), (10, 120922542), (12, 100768785), (13, 93017340), (15, 80615028), (18, 67179190), (20, 60461271), (26, 46508670), (30, 40307514), (36, 33589595), (39, 31005780), (45, 26871676), (52, 23254335), (60, 20153757), (65, 18603468), (78, 15502890), (90, 13435838), (117, 10335260), (127, 9521460), (130, 9301734), (156, 7751445), (169, 7155180), (180, 6717919), (195, 6201156), (234, 5167630), (254, 4760730), (260, 4650867), (313, 3863340), (338, 3577590), (381, 3173820), (390, 3100578), (468, 2583815), (507, 2385060), (508, 2380365), (585, 2067052), (626, 1931670), (635, 1904292), (676, 1788795), (762, 1586910), (780, 1550289), (845, 1431036), (939, 1287780), (1014, 1192530), (1143, 1057940), (1170, 1033526), (1252, 965835), (1270, 952146), (1521, 795020), (1524, 793455), (1565, 772668), (1651, 732420), (1690, 715518), (1878, 643890), (1905, 634764), (2028, 596265), (2286, 528970), (2340, 516763), (2535, 477012), (2540, 476073), (2817, 429260), (3042, 397510), (3130, 386334), (3302, 366210), (3380, 357759), (3756, 321945), (3810, 317382), (4069, 297180), (4572, 264485), (4695, 257556), (4953, 244140), (5070, 238506), (5634, 214630), (5715, 211588), (6084, 198755), (6260, 193167), (6604, 183105), (7605, 159004), (7620, 158691), (8138, 148590), (8255, 146484), (9390, 128778), (9906, 122070), (10140, 119253), (11268, 107315), (11430, 105794), (12207, 99060), (14085, 85852), (14859, 81380), (15210, 79502), (16276, 74295), (16510, 73242), (18780, 64389), (19812, 61035), (20345, 59436), (21463, 56340), (22860, 52897), (24414, 49530), (24765, 48828), (28170, 42926), (29718, 40690), (30420, 39751), (33020, 36621)]