77955120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{108271}}^1$

素因数の和:108290

約数の個数: 60

約数和(自身を含む): 261801696

約数和(自身を除く): 183846576

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, 108271, 216542, 324813, 433084, 541355, 649626, 866168, 974439, 1082710, 1299252, 1624065, 1732336, 1948878, 2165420, 2598504, 3248130, 3897756, 4330840, 4872195, 5197008, 6496260, 7795512, 8661680, 9744390, 12992520, 15591024, 19488780, 25985040, 38977560, 77955120]

約数ペア:

[(1, 77955120), (2, 38977560), (3, 25985040), (4, 19488780), (5, 15591024), (6, 12992520), (8, 9744390), (9, 8661680), (10, 7795512), (12, 6496260), (15, 5197008), (16, 4872195), (18, 4330840), (20, 3897756), (24, 3248130), (30, 2598504), (36, 2165420), (40, 1948878), (45, 1732336), (48, 1624065), (60, 1299252), (72, 1082710), (80, 974439), (90, 866168), (120, 649626), (144, 541355), (180, 433084), (240, 324813), (360, 216542), (720, 108271)]