240893520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{643}}^1$

素因数の和:889

約数の個数: 160

約数和(自身を含む): 858611712

約数和(自身を除く): 617718192

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 223, 240, 280, 336, 420, 446, 560, 643, 669, 840, 892, 1115, 1286, 1338, 1561, 1680, 1784, 1929, 2230, 2572, 2676, 3122, 3215, 3345, 3568, 3858, 4460, 4501, 4683, 5144, 5352, 6244, 6430, 6690, 7716, 7805, 8920, 9002, 9366, 9645, 10288, 10704, 12488, 12860, 13380, 13503, 15432, 15610, 17840, 18004, 18732, 19290, 22505, 23415, 24976, 25720, 26760, 27006, 30864, 31220, 36008, 37464, 38580, 45010, 46830, 51440, 53520, 54012, 62440, 67515, 72016, 74928, 77160, 90020, 93660, 108024, 124880, 135030, 143389, 154320, 180040, 187320, 216048, 270060, 286778, 360080, 374640, 430167, 540120, 573556, 716945, 860334, 1003723, 1080240, 1147112, 1433890, 1720668, 2007446, 2150835, 2294224, 2867780, 3011169, 3441336, 4014892, 4301670, 5018615, 5735560, 6022338, 6882672, 8029784, 8603340, 10037230, 11471120, 12044676, 15055845, 16059568, 17206680, 20074460, 24089352, 30111690, 34413360, 40148920, 48178704, 60223380, 80297840, 120446760, 240893520]

約数ペア:

[(1, 240893520), (2, 120446760), (3, 80297840), (4, 60223380), (5, 48178704), (6, 40148920), (7, 34413360), (8, 30111690), (10, 24089352), (12, 20074460), (14, 17206680), (15, 16059568), (16, 15055845), (20, 12044676), (21, 11471120), (24, 10037230), (28, 8603340), (30, 8029784), (35, 6882672), (40, 6022338), (42, 5735560), (48, 5018615), (56, 4301670), (60, 4014892), (70, 3441336), (80, 3011169), (84, 2867780), (105, 2294224), (112, 2150835), (120, 2007446), (140, 1720668), (168, 1433890), (210, 1147112), (223, 1080240), (240, 1003723), (280, 860334), (336, 716945), (420, 573556), (446, 540120), (560, 430167), (643, 374640), (669, 360080), (840, 286778), (892, 270060), (1115, 216048), (1286, 187320), (1338, 180040), (1561, 154320), (1680, 143389), (1784, 135030), (1929, 124880), (2230, 108024), (2572, 93660), (2676, 90020), (3122, 77160), (3215, 74928), (3345, 72016), (3568, 67515), (3858, 62440), (4460, 54012), (4501, 53520), (4683, 51440), (5144, 46830), (5352, 45010), (6244, 38580), (6430, 37464), (6690, 36008), (7716, 31220), (7805, 30864), (8920, 27006), (9002, 26760), (9366, 25720), (9645, 24976), (10288, 23415), (10704, 22505), (12488, 19290), (12860, 18732), (13380, 18004), (13503, 17840), (15432, 15610)]