61278720

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:206

約数の個数: 160

約数和(自身を含む): 200344320

約数和(自身を除く): 139065600

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, 512, 606, 632, 640, 768, 790, 808, 948, 960, 1010, 1185, 1212, 1264, 1280, 1515, 1536, 1580, 1616, 1896, 1920, 2020, 2370, 2424, 2528, 2560, 3030, 3160, 3232, 3792, 3840, 4040, 4740, 4848, 5056, 6060, 6320, 6464, 7584, 7680, 7979, 8080, 9480, 9696, 10112, 12120, 12640, 12928, 15168, 15958, 16160, 18960, 19392, 20224, 23937, 24240, 25280, 25856, 30336, 31916, 32320, 37920, 38784, 39895, 40448, 47874, 48480, 50560, 51712, 60672, 63832, 64640, 75840, 77568, 79790, 95748, 96960, 101120, 119685, 121344, 127664, 129280, 151680, 155136, 159580, 191496, 193920, 202240, 239370, 255328, 258560, 303360, 319160, 382992, 387840, 478740, 510656, 606720, 638320, 765984, 775680, 957480, 1021312, 1276640, 1531968, 1914960, 2042624, 2553280, 3063936, 3829920, 4085248, 5106560, 6127872, 7659840, 10213120, 12255744, 15319680, 20426240, 30639360, 61278720]

約数ペア:

[(1, 61278720), (2, 30639360), (3, 20426240), (4, 15319680), (5, 12255744), (6, 10213120), (8, 7659840), (10, 6127872), (12, 5106560), (15, 4085248), (16, 3829920), (20, 3063936), (24, 2553280), (30, 2042624), (32, 1914960), (40, 1531968), (48, 1276640), (60, 1021312), (64, 957480), (79, 775680), (80, 765984), (96, 638320), (101, 606720), (120, 510656), (128, 478740), (158, 387840), (160, 382992), (192, 319160), (202, 303360), (237, 258560), (240, 255328), (256, 239370), (303, 202240), (316, 193920), (320, 191496), (384, 159580), (395, 155136), (404, 151680), (474, 129280), (480, 127664), (505, 121344), (512, 119685), (606, 101120), (632, 96960), (640, 95748), (768, 79790), (790, 77568), (808, 75840), (948, 64640), (960, 63832), (1010, 60672), (1185, 51712), (1212, 50560), (1264, 48480), (1280, 47874), (1515, 40448), (1536, 39895), (1580, 38784), (1616, 37920), (1896, 32320), (1920, 31916), (2020, 30336), (2370, 25856), (2424, 25280), (2528, 24240), (2560, 23937), (3030, 20224), (3160, 19392), (3232, 18960), (3792, 16160), (3840, 15958), (4040, 15168), (4740, 12928), (4848, 12640), (5056, 12120), (6060, 10112), (6320, 9696), (6464, 9480), (7584, 8080), (7680, 7979)]