342519320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{257}}^1$

素因数の和:525

約数の個数: 128

約数和(自身を含む): 912824640

約数和(自身を除く): 570305320

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 233, 257, 260, 286, 440, 466, 514, 520, 572, 715, 932, 1028, 1144, 1165, 1285, 1430, 1864, 2056, 2330, 2563, 2570, 2827, 2860, 3029, 3341, 4660, 5126, 5140, 5654, 5720, 6058, 6682, 9320, 10252, 10280, 11308, 12116, 12815, 13364, 14135, 15145, 16705, 20504, 22616, 24232, 25630, 26728, 28270, 30290, 33319, 33410, 36751, 51260, 56540, 59881, 60580, 66638, 66820, 73502, 102520, 113080, 119762, 121160, 133276, 133640, 147004, 166595, 183755, 239524, 266552, 294008, 299405, 333190, 367510, 479048, 598810, 658691, 666380, 735020, 778453, 1197620, 1317382, 1332760, 1470040, 1556906, 2395240, 2634764, 3113812, 3293455, 3892265, 5269528, 6227624, 6586910, 7784530, 8562983, 13173820, 15569060, 17125966, 26347640, 31138120, 34251932, 42814915, 68503864, 85629830, 171259660, 342519320]

約数ペア:

[(1, 342519320), (2, 171259660), (4, 85629830), (5, 68503864), (8, 42814915), (10, 34251932), (11, 31138120), (13, 26347640), (20, 17125966), (22, 15569060), (26, 13173820), (40, 8562983), (44, 7784530), (52, 6586910), (55, 6227624), (65, 5269528), (88, 3892265), (104, 3293455), (110, 3113812), (130, 2634764), (143, 2395240), (220, 1556906), (233, 1470040), (257, 1332760), (260, 1317382), (286, 1197620), (440, 778453), (466, 735020), (514, 666380), (520, 658691), (572, 598810), (715, 479048), (932, 367510), (1028, 333190), (1144, 299405), (1165, 294008), (1285, 266552), (1430, 239524), (1864, 183755), (2056, 166595), (2330, 147004), (2563, 133640), (2570, 133276), (2827, 121160), (2860, 119762), (3029, 113080), (3341, 102520), (4660, 73502), (5126, 66820), (5140, 66638), (5654, 60580), (5720, 59881), (6058, 56540), (6682, 51260), (9320, 36751), (10252, 33410), (10280, 33319), (11308, 30290), (12116, 28270), (12815, 26728), (13364, 25630), (14135, 24232), (15145, 22616), (16705, 20504)]