145440

素因数分解:

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

素因数の和:122

約数の個数: 72

約数和(自身を含む): 501228

約数和(自身を除く): 355788

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 101, 120, 144, 160, 180, 202, 240, 288, 303, 360, 404, 480, 505, 606, 720, 808, 909, 1010, 1212, 1440, 1515, 1616, 1818, 2020, 2424, 3030, 3232, 3636, 4040, 4545, 4848, 6060, 7272, 8080, 9090, 9696, 12120, 14544, 16160, 18180, 24240, 29088, 36360, 48480, 72720, 145440]

約数ペア:

[(1, 145440), (2, 72720), (3, 48480), (4, 36360), (5, 29088), (6, 24240), (8, 18180), (9, 16160), (10, 14544), (12, 12120), (15, 9696), (16, 9090), (18, 8080), (20, 7272), (24, 6060), (30, 4848), (32, 4545), (36, 4040), (40, 3636), (45, 3232), (48, 3030), (60, 2424), (72, 2020), (80, 1818), (90, 1616), (96, 1515), (101, 1440), (120, 1212), (144, 1010), (160, 909), (180, 808), (202, 720), (240, 606), (288, 505), (303, 480), (360, 404)]