80147400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{31}}^2\times {\mathrm{139}}^1$

素因数の和:220

約数の個数: 144

約数和(自身を含む): 258577200

約数和(自身を除く): 178429800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 31, 40, 50, 60, 62, 75, 93, 100, 120, 124, 139, 150, 155, 186, 200, 248, 278, 300, 310, 372, 417, 465, 556, 600, 620, 695, 744, 775, 834, 930, 961, 1112, 1240, 1390, 1550, 1668, 1860, 1922, 2085, 2325, 2780, 2883, 3100, 3336, 3475, 3720, 3844, 4170, 4309, 4650, 4805, 5560, 5766, 6200, 6950, 7688, 8340, 8618, 9300, 9610, 10425, 11532, 12927, 13900, 14415, 16680, 17236, 18600, 19220, 20850, 21545, 23064, 24025, 25854, 27800, 28830, 34472, 38440, 41700, 43090, 48050, 51708, 57660, 64635, 72075, 83400, 86180, 96100, 103416, 107725, 115320, 129270, 133579, 144150, 172360, 192200, 215450, 258540, 267158, 288300, 323175, 400737, 430900, 517080, 534316, 576600, 646350, 667895, 801474, 861800, 1068632, 1292700, 1335790, 1602948, 2003685, 2585400, 2671580, 3205896, 3339475, 4007370, 5343160, 6678950, 8014740, 10018425, 13357900, 16029480, 20036850, 26715800, 40073700, 80147400]

約数ペア:

[(1, 80147400), (2, 40073700), (3, 26715800), (4, 20036850), (5, 16029480), (6, 13357900), (8, 10018425), (10, 8014740), (12, 6678950), (15, 5343160), (20, 4007370), (24, 3339475), (25, 3205896), (30, 2671580), (31, 2585400), (40, 2003685), (50, 1602948), (60, 1335790), (62, 1292700), (75, 1068632), (93, 861800), (100, 801474), (120, 667895), (124, 646350), (139, 576600), (150, 534316), (155, 517080), (186, 430900), (200, 400737), (248, 323175), (278, 288300), (300, 267158), (310, 258540), (372, 215450), (417, 192200), (465, 172360), (556, 144150), (600, 133579), (620, 129270), (695, 115320), (744, 107725), (775, 103416), (834, 96100), (930, 86180), (961, 83400), (1112, 72075), (1240, 64635), (1390, 57660), (1550, 51708), (1668, 48050), (1860, 43090), (1922, 41700), (2085, 38440), (2325, 34472), (2780, 28830), (2883, 27800), (3100, 25854), (3336, 24025), (3475, 23064), (3720, 21545), (3844, 20850), (4170, 19220), (4309, 18600), (4650, 17236), (4805, 16680), (5560, 14415), (5766, 13900), (6200, 12927), (6950, 11532), (7688, 10425), (8340, 9610), (8618, 9300)]