78478260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{3167}}^1$

素因数の和:3245

約数の個数: 96

約数和(自身を含む): 255467520

約数和(自身を除く): 176989260

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 59, 60, 70, 84, 105, 118, 140, 177, 210, 236, 295, 354, 413, 420, 590, 708, 826, 885, 1180, 1239, 1652, 1770, 2065, 2478, 3167, 3540, 4130, 4956, 6195, 6334, 8260, 9501, 12390, 12668, 15835, 19002, 22169, 24780, 31670, 38004, 44338, 47505, 63340, 66507, 88676, 95010, 110845, 133014, 186853, 190020, 221690, 266028, 332535, 373706, 443380, 560559, 665070, 747412, 934265, 1121118, 1307971, 1330140, 1868530, 2242236, 2615942, 2802795, 3737060, 3923913, 5231884, 5605590, 6539855, 7847826, 11211180, 13079710, 15695652, 19619565, 26159420, 39239130, 78478260]

約数ペア:

[(1, 78478260), (2, 39239130), (3, 26159420), (4, 19619565), (5, 15695652), (6, 13079710), (7, 11211180), (10, 7847826), (12, 6539855), (14, 5605590), (15, 5231884), (20, 3923913), (21, 3737060), (28, 2802795), (30, 2615942), (35, 2242236), (42, 1868530), (59, 1330140), (60, 1307971), (70, 1121118), (84, 934265), (105, 747412), (118, 665070), (140, 560559), (177, 443380), (210, 373706), (236, 332535), (295, 266028), (354, 221690), (413, 190020), (420, 186853), (590, 133014), (708, 110845), (826, 95010), (885, 88676), (1180, 66507), (1239, 63340), (1652, 47505), (1770, 44338), (2065, 38004), (2478, 31670), (3167, 24780), (3540, 22169), (4130, 19002), (4956, 15835), (6195, 12668), (6334, 12390), (8260, 9501)]