820989792

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{283}}^1\times {\mathrm{1439}}^1$

素因数の和:1745

約数の個数: 144

約数和(自身を含む): 2679505920

約数和(自身を除く): 1858516128

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 283, 288, 336, 504, 566, 672, 849, 1008, 1132, 1439, 1698, 1981, 2016, 2264, 2547, 2878, 3396, 3962, 4317, 4528, 5094, 5756, 5943, 6792, 7924, 8634, 9056, 10073, 10188, 11512, 11886, 12951, 13584, 15848, 17268, 17829, 20146, 20376, 23024, 23772, 25902, 27168, 30219, 31696, 34536, 35658, 40292, 40752, 46048, 47544, 51804, 60438, 63392, 69072, 71316, 80584, 81504, 90657, 95088, 103608, 120876, 138144, 142632, 161168, 181314, 190176, 207216, 241752, 285264, 322336, 362628, 407237, 414432, 483504, 570528, 725256, 814474, 967008, 1221711, 1450512, 1628948, 2443422, 2850659, 2901024, 3257896, 3665133, 4886844, 5701318, 6515792, 7330266, 8551977, 9773688, 11402636, 13031584, 14660532, 17103954, 19547376, 22805272, 25655931, 29321064, 34207908, 39094752, 45610544, 51311862, 58642128, 68415816, 91221088, 102623724, 117284256, 136831632, 205247448, 273663264, 410494896, 820989792]

約数ペア:

[(1, 820989792), (2, 410494896), (3, 273663264), (4, 205247448), (6, 136831632), (7, 117284256), (8, 102623724), (9, 91221088), (12, 68415816), (14, 58642128), (16, 51311862), (18, 45610544), (21, 39094752), (24, 34207908), (28, 29321064), (32, 25655931), (36, 22805272), (42, 19547376), (48, 17103954), (56, 14660532), (63, 13031584), (72, 11402636), (84, 9773688), (96, 8551977), (112, 7330266), (126, 6515792), (144, 5701318), (168, 4886844), (224, 3665133), (252, 3257896), (283, 2901024), (288, 2850659), (336, 2443422), (504, 1628948), (566, 1450512), (672, 1221711), (849, 967008), (1008, 814474), (1132, 725256), (1439, 570528), (1698, 483504), (1981, 414432), (2016, 407237), (2264, 362628), (2547, 322336), (2878, 285264), (3396, 241752), (3962, 207216), (4317, 190176), (4528, 181314), (5094, 161168), (5756, 142632), (5943, 138144), (6792, 120876), (7924, 103608), (8634, 95088), (9056, 90657), (10073, 81504), (10188, 80584), (11512, 71316), (11886, 69072), (12951, 63392), (13584, 60438), (15848, 51804), (17268, 47544), (17829, 46048), (20146, 40752), (20376, 40292), (23024, 35658), (23772, 34536), (25902, 31696), (27168, 30219)]