30639360

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:204

約数の個数: 144

約数和(自身を含む): 100074240

約数和(自身を除く): 69434880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 79, 80, 96, 101, 120, 128, 158, 160, 192, 202, 237, 240, 256, 303, 316, 320, 384, 395, 404, 474, 480, 505, 606, 632, 640, 768, 790, 808, 948, 960, 1010, 1185, 1212, 1264, 1280, 1515, 1580, 1616, 1896, 1920, 2020, 2370, 2424, 2528, 3030, 3160, 3232, 3792, 3840, 4040, 4740, 4848, 5056, 6060, 6320, 6464, 7584, 7979, 8080, 9480, 9696, 10112, 12120, 12640, 12928, 15168, 15958, 16160, 18960, 19392, 20224, 23937, 24240, 25280, 25856, 30336, 31916, 32320, 37920, 38784, 39895, 47874, 48480, 50560, 60672, 63832, 64640, 75840, 77568, 79790, 95748, 96960, 101120, 119685, 127664, 129280, 151680, 159580, 191496, 193920, 239370, 255328, 303360, 319160, 382992, 387840, 478740, 510656, 638320, 765984, 957480, 1021312, 1276640, 1531968, 1914960, 2042624, 2553280, 3063936, 3829920, 5106560, 6127872, 7659840, 10213120, 15319680, 30639360]

約数ペア:

[(1, 30639360), (2, 15319680), (3, 10213120), (4, 7659840), (5, 6127872), (6, 5106560), (8, 3829920), (10, 3063936), (12, 2553280), (15, 2042624), (16, 1914960), (20, 1531968), (24, 1276640), (30, 1021312), (32, 957480), (40, 765984), (48, 638320), (60, 510656), (64, 478740), (79, 387840), (80, 382992), (96, 319160), (101, 303360), (120, 255328), (128, 239370), (158, 193920), (160, 191496), (192, 159580), (202, 151680), (237, 129280), (240, 127664), (256, 119685), (303, 101120), (316, 96960), (320, 95748), (384, 79790), (395, 77568), (404, 75840), (474, 64640), (480, 63832), (505, 60672), (606, 50560), (632, 48480), (640, 47874), (768, 39895), (790, 38784), (808, 37920), (948, 32320), (960, 31916), (1010, 30336), (1185, 25856), (1212, 25280), (1264, 24240), (1280, 23937), (1515, 20224), (1580, 19392), (1616, 18960), (1896, 16160), (1920, 15958), (2020, 15168), (2370, 12928), (2424, 12640), (2528, 12120), (3030, 10112), (3160, 9696), (3232, 9480), (3792, 8080), (3840, 7979), (4040, 7584), (4740, 6464), (4848, 6320), (5056, 6060)]