1915813440

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{665213}}^1$

素因数の和:665236

約数の個数: 84

約数和(自身を含む): 6589609884

約数和(自身を除く): 4673796444

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 665213, 1330426, 1995639, 2660852, 3326065, 3991278, 5321704, 5986917, 6652130, 7982556, 9978195, 10643408, 11973834, 13304260, 15965112, 19956390, 21286816, 23947668, 26608520, 29934585, 31930224, 39912780, 42573632, 47895336, 53217040, 59869170, 63860448, 79825560, 95790672, 106434080, 119738340, 127720896, 159651120, 191581344, 212868160, 239476680, 319302240, 383162688, 478953360, 638604480, 957906720, 1915813440]

約数ペア:

[(1, 1915813440), (2, 957906720), (3, 638604480), (4, 478953360), (5, 383162688), (6, 319302240), (8, 239476680), (9, 212868160), (10, 191581344), (12, 159651120), (15, 127720896), (16, 119738340), (18, 106434080), (20, 95790672), (24, 79825560), (30, 63860448), (32, 59869170), (36, 53217040), (40, 47895336), (45, 42573632), (48, 39912780), (60, 31930224), (64, 29934585), (72, 26608520), (80, 23947668), (90, 21286816), (96, 19956390), (120, 15965112), (144, 13304260), (160, 11973834), (180, 10643408), (192, 9978195), (240, 7982556), (288, 6652130), (320, 5986917), (360, 5321704), (480, 3991278), (576, 3326065), (720, 2660852), (960, 1995639), (1440, 1330426), (2880, 665213)]