179959780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:230

約数の個数: 192

約数和(自身を含む): 518192640

約数和(自身を除く): 338232860

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 55, 65, 70, 77, 89, 91, 101, 110, 130, 140, 143, 154, 178, 182, 202, 220, 260, 286, 308, 356, 364, 385, 404, 445, 455, 505, 572, 623, 707, 715, 770, 890, 910, 979, 1001, 1010, 1111, 1157, 1246, 1313, 1414, 1430, 1540, 1780, 1820, 1958, 2002, 2020, 2222, 2314, 2492, 2626, 2828, 2860, 3115, 3535, 3916, 4004, 4444, 4628, 4895, 5005, 5252, 5555, 5785, 6230, 6565, 6853, 7070, 7777, 8099, 8989, 9191, 9790, 10010, 11110, 11570, 12460, 12727, 13130, 13706, 14140, 14443, 15554, 16198, 17978, 18382, 19580, 20020, 22220, 23140, 25454, 26260, 27412, 28886, 31108, 32396, 34265, 35956, 36764, 38885, 40495, 44945, 45955, 50908, 57772, 62923, 63635, 68530, 72215, 77770, 80990, 89089, 89890, 91910, 98879, 101101, 116857, 125846, 127270, 137060, 144430, 155540, 161980, 178178, 179780, 183820, 197758, 202202, 233714, 251692, 254540, 288860, 314615, 356356, 395516, 404404, 445445, 467428, 494395, 505505, 584285, 629230, 692153, 817999, 890890, 988790, 1011010, 1168570, 1258460, 1285427, 1384306, 1635998, 1781780, 1977580, 2022020, 2337140, 2570854, 2768612, 3271996, 3460765, 4089995, 5141708, 6427135, 6921530, 8179990, 8997989, 12854270, 13843060, 16359980, 17995978, 25708540, 35991956, 44989945, 89979890, 179959780]

約数ペア:

[(1, 179959780), (2, 89979890), (4, 44989945), (5, 35991956), (7, 25708540), (10, 17995978), (11, 16359980), (13, 13843060), (14, 12854270), (20, 8997989), (22, 8179990), (26, 6921530), (28, 6427135), (35, 5141708), (44, 4089995), (52, 3460765), (55, 3271996), (65, 2768612), (70, 2570854), (77, 2337140), (89, 2022020), (91, 1977580), (101, 1781780), (110, 1635998), (130, 1384306), (140, 1285427), (143, 1258460), (154, 1168570), (178, 1011010), (182, 988790), (202, 890890), (220, 817999), (260, 692153), (286, 629230), (308, 584285), (356, 505505), (364, 494395), (385, 467428), (404, 445445), (445, 404404), (455, 395516), (505, 356356), (572, 314615), (623, 288860), (707, 254540), (715, 251692), (770, 233714), (890, 202202), (910, 197758), (979, 183820), (1001, 179780), (1010, 178178), (1111, 161980), (1157, 155540), (1246, 144430), (1313, 137060), (1414, 127270), (1430, 125846), (1540, 116857), (1780, 101101), (1820, 98879), (1958, 91910), (2002, 89890), (2020, 89089), (2222, 80990), (2314, 77770), (2492, 72215), (2626, 68530), (2828, 63635), (2860, 62923), (3115, 57772), (3535, 50908), (3916, 45955), (4004, 44945), (4444, 40495), (4628, 38885), (4895, 36764), (5005, 35956), (5252, 34265), (5555, 32396), (5785, 31108), (6230, 28886), (6565, 27412), (6853, 26260), (7070, 25454), (7777, 23140), (8099, 22220), (8989, 20020), (9191, 19580), (9790, 18382), (10010, 17978), (11110, 16198), (11570, 15554), (12460, 14443), (12727, 14140), (13130, 13706)]