161878320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{224831}}^1$

素因数の和:224850

約数の個数: 60

約数和(自身を含む): 543643776

約数和(自身を除く): 381765456

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 224831, 449662, 674493, 899324, 1124155, 1348986, 1798648, 2023479, 2248310, 2697972, 3372465, 3597296, 4046958, 4496620, 5395944, 6744930, 8093916, 8993240, 10117395, 10791888, 13489860, 16187832, 17986480, 20234790, 26979720, 32375664, 40469580, 53959440, 80939160, 161878320]

約数ペア:

[(1, 161878320), (2, 80939160), (3, 53959440), (4, 40469580), (5, 32375664), (6, 26979720), (8, 20234790), (9, 17986480), (10, 16187832), (12, 13489860), (15, 10791888), (16, 10117395), (18, 8993240), (20, 8093916), (24, 6744930), (30, 5395944), (36, 4496620), (40, 4046958), (45, 3597296), (48, 3372465), (60, 2697972), (72, 2248310), (80, 2023479), (90, 1798648), (120, 1348986), (144, 1124155), (180, 899324), (240, 674493), (360, 449662), (720, 224831)]