30000720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{125003}}^1$

素因数の和:125019

約数の個数: 40

約数和(自身を含む): 93002976

約数和(自身を除く): 63002256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 125003, 250006, 375009, 500012, 625015, 750018, 1000024, 1250030, 1500036, 1875045, 2000048, 2500060, 3000072, 3750090, 5000120, 6000144, 7500180, 10000240, 15000360, 30000720]

約数ペア:

[(1, 30000720), (2, 15000360), (3, 10000240), (4, 7500180), (5, 6000144), (6, 5000120), (8, 3750090), (10, 3000072), (12, 2500060), (15, 2000048), (16, 1875045), (20, 1500036), (24, 1250030), (30, 1000024), (40, 750018), (48, 625015), (60, 500012), (80, 375009), (120, 250006), (240, 125003)]