431976720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{661}}^1$

素因数の和:1073

約数の個数: 160

約数和(自身を含む): 1536687360

約数和(自身を除く): 1104710640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 389, 420, 560, 661, 778, 840, 1167, 1322, 1556, 1680, 1945, 1983, 2334, 2644, 2723, 3112, 3305, 3890, 3966, 4627, 4668, 5288, 5446, 5835, 6224, 6610, 7780, 7932, 8169, 9254, 9336, 9915, 10576, 10892, 11670, 13220, 13615, 13881, 15560, 15864, 16338, 18508, 18672, 19830, 21784, 23135, 23340, 26440, 27230, 27762, 31120, 31728, 32676, 37016, 39660, 40845, 43568, 46270, 46680, 52880, 54460, 55524, 65352, 69405, 74032, 79320, 81690, 92540, 93360, 108920, 111048, 130704, 138810, 158640, 163380, 185080, 217840, 222096, 257129, 277620, 326760, 370160, 514258, 555240, 653520, 771387, 1028516, 1110480, 1285645, 1542774, 1799903, 2057032, 2571290, 3085548, 3599806, 3856935, 4114064, 5142580, 5399709, 6171096, 7199612, 7713870, 8999515, 10285160, 10799418, 12342192, 14399224, 15427740, 17999030, 20570320, 21598836, 26998545, 28798448, 30855480, 35998060, 43197672, 53997090, 61710960, 71996120, 86395344, 107994180, 143992240, 215988360, 431976720]

約数ペア:

[(1, 431976720), (2, 215988360), (3, 143992240), (4, 107994180), (5, 86395344), (6, 71996120), (7, 61710960), (8, 53997090), (10, 43197672), (12, 35998060), (14, 30855480), (15, 28798448), (16, 26998545), (20, 21598836), (21, 20570320), (24, 17999030), (28, 15427740), (30, 14399224), (35, 12342192), (40, 10799418), (42, 10285160), (48, 8999515), (56, 7713870), (60, 7199612), (70, 6171096), (80, 5399709), (84, 5142580), (105, 4114064), (112, 3856935), (120, 3599806), (140, 3085548), (168, 2571290), (210, 2057032), (240, 1799903), (280, 1542774), (336, 1285645), (389, 1110480), (420, 1028516), (560, 771387), (661, 653520), (778, 555240), (840, 514258), (1167, 370160), (1322, 326760), (1556, 277620), (1680, 257129), (1945, 222096), (1983, 217840), (2334, 185080), (2644, 163380), (2723, 158640), (3112, 138810), (3305, 130704), (3890, 111048), (3966, 108920), (4627, 93360), (4668, 92540), (5288, 81690), (5446, 79320), (5835, 74032), (6224, 69405), (6610, 65352), (7780, 55524), (7932, 54460), (8169, 52880), (9254, 46680), (9336, 46270), (9915, 43568), (10576, 40845), (10892, 39660), (11670, 37016), (13220, 32676), (13615, 31728), (13881, 31120), (15560, 27762), (15864, 27230), (16338, 26440), (18508, 23340), (18672, 23135), (19830, 21784)]