30399120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{42221}}^1$

素因数の和:42240

約数の個数: 60

約数和(自身を含む): 102092796

約数和(自身を除く): 71693676

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, 42221, 84442, 126663, 168884, 211105, 253326, 337768, 379989, 422210, 506652, 633315, 675536, 759978, 844420, 1013304, 1266630, 1519956, 1688840, 1899945, 2026608, 2533260, 3039912, 3377680, 3799890, 5066520, 6079824, 7599780, 10133040, 15199560, 30399120]

約数ペア:

[(1, 30399120), (2, 15199560), (3, 10133040), (4, 7599780), (5, 6079824), (6, 5066520), (8, 3799890), (9, 3377680), (10, 3039912), (12, 2533260), (15, 2026608), (16, 1899945), (18, 1688840), (20, 1519956), (24, 1266630), (30, 1013304), (36, 844420), (40, 759978), (45, 675536), (48, 633315), (60, 506652), (72, 422210), (80, 379989), (90, 337768), (120, 253326), (144, 211105), (180, 168884), (240, 126663), (360, 84442), (720, 42221)]