1689175280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{1213}}^1$

素因数の和:1355

約数の個数: 120

約数和(自身を含む): 4297501728

約数和(自身を除く): 2608326448

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 103, 104, 130, 169, 206, 208, 260, 338, 412, 515, 520, 676, 824, 845, 1030, 1040, 1213, 1339, 1352, 1648, 1690, 2060, 2426, 2678, 2704, 3380, 4120, 4852, 5356, 6065, 6695, 6760, 8240, 9704, 10712, 12130, 13390, 13520, 15769, 17407, 19408, 21424, 24260, 26780, 31538, 34814, 48520, 53560, 63076, 69628, 78845, 87035, 97040, 107120, 124939, 126152, 139256, 157690, 174070, 204997, 249878, 252304, 278512, 315380, 348140, 409994, 499756, 624695, 630760, 696280, 819988, 999512, 1024985, 1249390, 1261520, 1392560, 1624207, 1639976, 1999024, 2049970, 2498780, 3248414, 3279952, 4099940, 4997560, 6496828, 8121035, 8199880, 9995120, 12993656, 16242070, 16399760, 21114691, 25987312, 32484140, 42229382, 64968280, 84458764, 105573455, 129936560, 168917528, 211146910, 337835056, 422293820, 844587640, 1689175280]

約数ペア:

[(1, 1689175280), (2, 844587640), (4, 422293820), (5, 337835056), (8, 211146910), (10, 168917528), (13, 129936560), (16, 105573455), (20, 84458764), (26, 64968280), (40, 42229382), (52, 32484140), (65, 25987312), (80, 21114691), (103, 16399760), (104, 16242070), (130, 12993656), (169, 9995120), (206, 8199880), (208, 8121035), (260, 6496828), (338, 4997560), (412, 4099940), (515, 3279952), (520, 3248414), (676, 2498780), (824, 2049970), (845, 1999024), (1030, 1639976), (1040, 1624207), (1213, 1392560), (1339, 1261520), (1352, 1249390), (1648, 1024985), (1690, 999512), (2060, 819988), (2426, 696280), (2678, 630760), (2704, 624695), (3380, 499756), (4120, 409994), (4852, 348140), (5356, 315380), (6065, 278512), (6695, 252304), (6760, 249878), (8240, 204997), (9704, 174070), (10712, 157690), (12130, 139256), (13390, 126152), (13520, 124939), (15769, 107120), (17407, 97040), (19408, 87035), (21424, 78845), (24260, 69628), (26780, 63076), (31538, 53560), (34814, 48520)]