121421520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{15331}}^1$

素因数の和:15361

約数の個数: 120

約数和(自身を含む): 444873312

約数和(自身を除く): 323451792

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, 15331, 30662, 45993, 61324, 76655, 91986, 122648, 137979, 153310, 168641, 183972, 229965, 245296, 275958, 306620, 337282, 367944, 459930, 505923, 551916, 613240, 674564, 689895, 735888, 843205, 919860, 1011846, 1103832, 1226480, 1349128, 1379790, 1517769, 1686410, 1839720, 2023692, 2207664, 2529615, 2698256, 2759580, 3035538, 3372820, 3679440, 4047384, 5059230, 5519160, 6071076, 6745640, 7588845, 8094768, 10118460, 11038320, 12142152, 13491280, 15177690, 20236920, 24284304, 30355380, 40473840, 60710760, 121421520]

約数ペア:

[(1, 121421520), (2, 60710760), (3, 40473840), (4, 30355380), (5, 24284304), (6, 20236920), (8, 15177690), (9, 13491280), (10, 12142152), (11, 11038320), (12, 10118460), (15, 8094768), (16, 7588845), (18, 6745640), (20, 6071076), (22, 5519160), (24, 5059230), (30, 4047384), (33, 3679440), (36, 3372820), (40, 3035538), (44, 2759580), (45, 2698256), (48, 2529615), (55, 2207664), (60, 2023692), (66, 1839720), (72, 1686410), (80, 1517769), (88, 1379790), (90, 1349128), (99, 1226480), (110, 1103832), (120, 1011846), (132, 919860), (144, 843205), (165, 735888), (176, 689895), (180, 674564), (198, 613240), (220, 551916), (240, 505923), (264, 459930), (330, 367944), (360, 337282), (396, 306620), (440, 275958), (495, 245296), (528, 229965), (660, 183972), (720, 168641), (792, 153310), (880, 137979), (990, 122648), (1320, 91986), (1584, 76655), (1980, 61324), (2640, 45993), (3960, 30662), (7920, 15331)]