281252880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{577}}^1\times {\mathrm{677}}^1$

素因数の和:1273

約数の個数: 120

約数和(自身を含む): 947575512

約数和(自身を除く): 666322632

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, 577, 677, 720, 1154, 1354, 1731, 2031, 2308, 2708, 2885, 3385, 3462, 4062, 4616, 5193, 5416, 5770, 6093, 6770, 6924, 8124, 8655, 9232, 10155, 10386, 10832, 11540, 12186, 13540, 13848, 16248, 17310, 20310, 20772, 23080, 24372, 25965, 27080, 27696, 30465, 32496, 34620, 40620, 41544, 46160, 48744, 51930, 54160, 60930, 69240, 81240, 83088, 97488, 103860, 121860, 138480, 162480, 207720, 243720, 390629, 415440, 487440, 781258, 1171887, 1562516, 1953145, 2343774, 3125032, 3515661, 3906290, 4687548, 5859435, 6250064, 7031322, 7812580, 9375096, 11718870, 14062644, 15625160, 17578305, 18750192, 23437740, 28125288, 31250320, 35156610, 46875480, 56250576, 70313220, 93750960, 140626440, 281252880]

約数ペア:

[(1, 281252880), (2, 140626440), (3, 93750960), (4, 70313220), (5, 56250576), (6, 46875480), (8, 35156610), (9, 31250320), (10, 28125288), (12, 23437740), (15, 18750192), (16, 17578305), (18, 15625160), (20, 14062644), (24, 11718870), (30, 9375096), (36, 7812580), (40, 7031322), (45, 6250064), (48, 5859435), (60, 4687548), (72, 3906290), (80, 3515661), (90, 3125032), (120, 2343774), (144, 1953145), (180, 1562516), (240, 1171887), (360, 781258), (577, 487440), (677, 415440), (720, 390629), (1154, 243720), (1354, 207720), (1731, 162480), (2031, 138480), (2308, 121860), (2708, 103860), (2885, 97488), (3385, 83088), (3462, 81240), (4062, 69240), (4616, 60930), (5193, 54160), (5416, 51930), (5770, 48744), (6093, 46160), (6770, 41544), (6924, 40620), (8124, 34620), (8655, 32496), (9232, 30465), (10155, 27696), (10386, 27080), (10832, 25965), (11540, 24372), (12186, 23080), (13540, 20772), (13848, 20310), (16248, 17310)]