68816280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1423}}^1$

素因数の和:1481

約数の個数: 128

約数和(自身を含む): 229662720

約数和(自身を除く): 160846440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 31, 39, 40, 52, 60, 62, 65, 78, 93, 104, 120, 124, 130, 155, 156, 186, 195, 248, 260, 310, 312, 372, 390, 403, 465, 520, 620, 744, 780, 806, 930, 1209, 1240, 1423, 1560, 1612, 1860, 2015, 2418, 2846, 3224, 3720, 4030, 4269, 4836, 5692, 6045, 7115, 8060, 8538, 9672, 11384, 12090, 14230, 16120, 17076, 18499, 21345, 24180, 28460, 34152, 36998, 42690, 44113, 48360, 55497, 56920, 73996, 85380, 88226, 92495, 110994, 132339, 147992, 170760, 176452, 184990, 220565, 221988, 264678, 277485, 352904, 369980, 441130, 443976, 529356, 554970, 573469, 661695, 739960, 882260, 1058712, 1109940, 1146938, 1323390, 1720407, 1764520, 2219880, 2293876, 2646780, 2867345, 3440814, 4587752, 5293560, 5734690, 6881628, 8602035, 11469380, 13763256, 17204070, 22938760, 34408140, 68816280]

約数ペア:

[(1, 68816280), (2, 34408140), (3, 22938760), (4, 17204070), (5, 13763256), (6, 11469380), (8, 8602035), (10, 6881628), (12, 5734690), (13, 5293560), (15, 4587752), (20, 3440814), (24, 2867345), (26, 2646780), (30, 2293876), (31, 2219880), (39, 1764520), (40, 1720407), (52, 1323390), (60, 1146938), (62, 1109940), (65, 1058712), (78, 882260), (93, 739960), (104, 661695), (120, 573469), (124, 554970), (130, 529356), (155, 443976), (156, 441130), (186, 369980), (195, 352904), (248, 277485), (260, 264678), (310, 221988), (312, 220565), (372, 184990), (390, 176452), (403, 170760), (465, 147992), (520, 132339), (620, 110994), (744, 92495), (780, 88226), (806, 85380), (930, 73996), (1209, 56920), (1240, 55497), (1423, 48360), (1560, 44113), (1612, 42690), (1860, 36998), (2015, 34152), (2418, 28460), (2846, 24180), (3224, 21345), (3720, 18499), (4030, 17076), (4269, 16120), (4836, 14230), (5692, 12090), (6045, 11384), (7115, 9672), (8060, 8538)]