208858160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{227}}^1$

素因数の和:331

約数の個数: 160

約数和(自身を含む): 586248192

約数和(自身を除く): 377390032

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 53, 56, 62, 70, 80, 106, 112, 124, 140, 155, 212, 217, 227, 248, 265, 280, 310, 371, 424, 434, 454, 496, 530, 560, 620, 742, 848, 868, 908, 1060, 1085, 1135, 1240, 1484, 1589, 1643, 1736, 1816, 1855, 2120, 2170, 2270, 2480, 2968, 3178, 3286, 3472, 3632, 3710, 4240, 4340, 4540, 5936, 6356, 6572, 7037, 7420, 7945, 8215, 8680, 9080, 11501, 12031, 12712, 13144, 14074, 14840, 15890, 16430, 17360, 18160, 23002, 24062, 25424, 26288, 28148, 29680, 31780, 32860, 35185, 46004, 48124, 49259, 56296, 57505, 60155, 63560, 65720, 70370, 84217, 92008, 96248, 98518, 112592, 115010, 120310, 127120, 131440, 140740, 168434, 184016, 192496, 197036, 230020, 240620, 246295, 281480, 336868, 372961, 394072, 421085, 460040, 481240, 492590, 562960, 673736, 745922, 788144, 842170, 920080, 962480, 985180, 1347472, 1491844, 1684340, 1864805, 1970360, 2610727, 2983688, 3368680, 3729610, 3940720, 5221454, 5967376, 6737360, 7459220, 10442908, 13053635, 14918440, 20885816, 26107270, 29836880, 41771632, 52214540, 104429080, 208858160]

約数ペア:

[(1, 208858160), (2, 104429080), (4, 52214540), (5, 41771632), (7, 29836880), (8, 26107270), (10, 20885816), (14, 14918440), (16, 13053635), (20, 10442908), (28, 7459220), (31, 6737360), (35, 5967376), (40, 5221454), (53, 3940720), (56, 3729610), (62, 3368680), (70, 2983688), (80, 2610727), (106, 1970360), (112, 1864805), (124, 1684340), (140, 1491844), (155, 1347472), (212, 985180), (217, 962480), (227, 920080), (248, 842170), (265, 788144), (280, 745922), (310, 673736), (371, 562960), (424, 492590), (434, 481240), (454, 460040), (496, 421085), (530, 394072), (560, 372961), (620, 336868), (742, 281480), (848, 246295), (868, 240620), (908, 230020), (1060, 197036), (1085, 192496), (1135, 184016), (1240, 168434), (1484, 140740), (1589, 131440), (1643, 127120), (1736, 120310), (1816, 115010), (1855, 112592), (2120, 98518), (2170, 96248), (2270, 92008), (2480, 84217), (2968, 70370), (3178, 65720), (3286, 63560), (3472, 60155), (3632, 57505), (3710, 56296), (4240, 49259), (4340, 48124), (4540, 46004), (5936, 35185), (6356, 32860), (6572, 31780), (7037, 29680), (7420, 28148), (7945, 26288), (8215, 25424), (8680, 24062), (9080, 23002), (11501, 18160), (12031, 17360), (12712, 16430), (13144, 15890), (14074, 14840)]