220937040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{306857}}^1$

素因数の和:306876

約数の個数: 60

約数和(自身を含む): 741982644

約数和(自身を除く): 521045604

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, 306857, 613714, 920571, 1227428, 1534285, 1841142, 2454856, 2761713, 3068570, 3682284, 4602855, 4909712, 5523426, 6137140, 7364568, 9205710, 11046852, 12274280, 13808565, 14729136, 18411420, 22093704, 24548560, 27617130, 36822840, 44187408, 55234260, 73645680, 110468520, 220937040]

約数ペア:

[(1, 220937040), (2, 110468520), (3, 73645680), (4, 55234260), (5, 44187408), (6, 36822840), (8, 27617130), (9, 24548560), (10, 22093704), (12, 18411420), (15, 14729136), (16, 13808565), (18, 12274280), (20, 11046852), (24, 9205710), (30, 7364568), (36, 6137140), (40, 5523426), (45, 4909712), (48, 4602855), (60, 3682284), (72, 3068570), (80, 2761713), (90, 2454856), (120, 1841142), (144, 1534285), (180, 1227428), (240, 920571), (360, 613714), (720, 306857)]