145209720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{11981}}^1$

素因数の和:12096

約数の個数: 64

約数和(自身を含む): 439979040

約数和(自身を除く): 294769320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 101, 120, 202, 303, 404, 505, 606, 808, 1010, 1212, 1515, 2020, 2424, 3030, 4040, 6060, 11981, 12120, 23962, 35943, 47924, 59905, 71886, 95848, 119810, 143772, 179715, 239620, 287544, 359430, 479240, 718860, 1210081, 1437720, 2420162, 3630243, 4840324, 6050405, 7260486, 9680648, 12100810, 14520972, 18151215, 24201620, 29041944, 36302430, 48403240, 72604860, 145209720]

約数ペア:

[(1, 145209720), (2, 72604860), (3, 48403240), (4, 36302430), (5, 29041944), (6, 24201620), (8, 18151215), (10, 14520972), (12, 12100810), (15, 9680648), (20, 7260486), (24, 6050405), (30, 4840324), (40, 3630243), (60, 2420162), (101, 1437720), (120, 1210081), (202, 718860), (303, 479240), (404, 359430), (505, 287544), (606, 239620), (808, 179715), (1010, 143772), (1212, 119810), (1515, 95848), (2020, 71886), (2424, 59905), (3030, 47924), (4040, 35943), (6060, 23962), (11981, 12120)]