1801440

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{139}}^1$

素因数の和:166

約数の個数: 120

約数和(自身を含む): 6403320

約数和(自身を除く): 4601880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 139, 144, 160, 162, 180, 216, 240, 270, 278, 288, 324, 360, 405, 417, 432, 480, 540, 556, 648, 695, 720, 810, 834, 864, 1080, 1112, 1251, 1296, 1390, 1440, 1620, 1668, 2085, 2160, 2224, 2502, 2592, 2780, 3240, 3336, 3753, 4170, 4320, 4448, 5004, 5560, 6255, 6480, 6672, 7506, 8340, 10008, 11120, 11259, 12510, 12960, 13344, 15012, 16680, 18765, 20016, 22240, 22518, 25020, 30024, 33360, 37530, 40032, 45036, 50040, 56295, 60048, 66720, 75060, 90072, 100080, 112590, 120096, 150120, 180144, 200160, 225180, 300240, 360288, 450360, 600480, 900720, 1801440]

約数ペア:

[(1, 1801440), (2, 900720), (3, 600480), (4, 450360), (5, 360288), (6, 300240), (8, 225180), (9, 200160), (10, 180144), (12, 150120), (15, 120096), (16, 112590), (18, 100080), (20, 90072), (24, 75060), (27, 66720), (30, 60048), (32, 56295), (36, 50040), (40, 45036), (45, 40032), (48, 37530), (54, 33360), (60, 30024), (72, 25020), (80, 22518), (81, 22240), (90, 20016), (96, 18765), (108, 16680), (120, 15012), (135, 13344), (139, 12960), (144, 12510), (160, 11259), (162, 11120), (180, 10008), (216, 8340), (240, 7506), (270, 6672), (278, 6480), (288, 6255), (324, 5560), (360, 5004), (405, 4448), (417, 4320), (432, 4170), (480, 3753), (540, 3336), (556, 3240), (648, 2780), (695, 2592), (720, 2502), (810, 2224), (834, 2160), (864, 2085), (1080, 1668), (1112, 1620), (1251, 1440), (1296, 1390)]