263298880

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{379}}^1$

素因数の和:576

約数の個数: 112

約数和(自身を含む): 681045120

約数和(自身を除く): 417746240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 167, 208, 260, 320, 334, 379, 416, 520, 668, 758, 832, 835, 1040, 1336, 1516, 1670, 1895, 2080, 2171, 2672, 3032, 3340, 3790, 4160, 4342, 4927, 5344, 6064, 6680, 7580, 8684, 9854, 10688, 10855, 12128, 13360, 15160, 17368, 19708, 21710, 24256, 24635, 26720, 30320, 34736, 39416, 43420, 49270, 53440, 60640, 63293, 69472, 78832, 86840, 98540, 121280, 126586, 138944, 157664, 173680, 197080, 253172, 315328, 316465, 347360, 394160, 506344, 632930, 694720, 788320, 822809, 1012688, 1265860, 1576640, 1645618, 2025376, 2531720, 3291236, 4050752, 4114045, 5063440, 6582472, 8228090, 10126880, 13164944, 16456180, 20253760, 26329888, 32912360, 52659776, 65824720, 131649440, 263298880]

約数ペア:

[(1, 263298880), (2, 131649440), (4, 65824720), (5, 52659776), (8, 32912360), (10, 26329888), (13, 20253760), (16, 16456180), (20, 13164944), (26, 10126880), (32, 8228090), (40, 6582472), (52, 5063440), (64, 4114045), (65, 4050752), (80, 3291236), (104, 2531720), (130, 2025376), (160, 1645618), (167, 1576640), (208, 1265860), (260, 1012688), (320, 822809), (334, 788320), (379, 694720), (416, 632930), (520, 506344), (668, 394160), (758, 347360), (832, 316465), (835, 315328), (1040, 253172), (1336, 197080), (1516, 173680), (1670, 157664), (1895, 138944), (2080, 126586), (2171, 121280), (2672, 98540), (3032, 86840), (3340, 78832), (3790, 69472), (4160, 63293), (4342, 60640), (4927, 53440), (5344, 49270), (6064, 43420), (6680, 39416), (7580, 34736), (8684, 30320), (9854, 26720), (10688, 24635), (10855, 24256), (12128, 21710), (13360, 19708), (15160, 17368)]