300001680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37879}}^1$

素因数の和:37909

約数の個数: 120

約数和(自身を含む): 1099126080

約数和(自身を除く): 799124400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 7920, 37879, 75758, 113637, 151516, 189395, 227274, 303032, 340911, 378790, 416669, 454548, 568185, 606064, 681822, 757580, 833338, 909096, 1136370, 1250007, 1363644, 1515160, 1666676, 1704555, 1818192, 2083345, 2272740, 2500014, 2727288, 3030320, 3333352, 3409110, 3750021, 4166690, 4545480, 5000028, 5454576, 6250035, 6666704, 6818220, 7500042, 8333380, 9090960, 10000056, 12500070, 13636440, 15000084, 16666760, 18750105, 20000112, 25000140, 27272880, 30000168, 33333520, 37500210, 50000280, 60000336, 75000420, 100000560, 150000840, 300001680]

約数ペア:

[(1, 300001680), (2, 150000840), (3, 100000560), (4, 75000420), (5, 60000336), (6, 50000280), (8, 37500210), (9, 33333520), (10, 30000168), (11, 27272880), (12, 25000140), (15, 20000112), (16, 18750105), (18, 16666760), (20, 15000084), (22, 13636440), (24, 12500070), (30, 10000056), (33, 9090960), (36, 8333380), (40, 7500042), (44, 6818220), (45, 6666704), (48, 6250035), (55, 5454576), (60, 5000028), (66, 4545480), (72, 4166690), (80, 3750021), (88, 3409110), (90, 3333352), (99, 3030320), (110, 2727288), (120, 2500014), (132, 2272740), (144, 2083345), (165, 1818192), (176, 1704555), (180, 1666676), (198, 1515160), (220, 1363644), (240, 1250007), (264, 1136370), (330, 909096), (360, 833338), (396, 757580), (440, 681822), (495, 606064), (528, 568185), (660, 454548), (720, 416669), (792, 378790), (880, 340911), (990, 303032), (1320, 227274), (1584, 189395), (1980, 151516), (2640, 113637), (3960, 75758), (7920, 37879)]