221440080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{922667}}^1$

素因数の和:922683

約数の個数: 40

約数和(自身を含む): 686464992

約数和(自身を除く): 465024912

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 922667, 1845334, 2768001, 3690668, 4613335, 5536002, 7381336, 9226670, 11072004, 13840005, 14762672, 18453340, 22144008, 27680010, 36906680, 44288016, 55360020, 73813360, 110720040, 221440080]

約数ペア:

[(1, 221440080), (2, 110720040), (3, 73813360), (4, 55360020), (5, 44288016), (6, 36906680), (8, 27680010), (10, 22144008), (12, 18453340), (15, 14762672), (16, 13840005), (20, 11072004), (24, 9226670), (30, 7381336), (40, 5536002), (48, 4613335), (60, 3690668), (80, 2768001), (120, 1845334), (240, 922667)]