328318900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{331}}^1$

素因数の和:474

約数の個数: 144

約数和(自身を含む): 887582080

約数和(自身を除く): 559263180

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 109, 130, 140, 175, 182, 218, 260, 325, 331, 350, 364, 436, 455, 545, 650, 662, 700, 763, 910, 1090, 1300, 1324, 1417, 1526, 1655, 1820, 2180, 2275, 2317, 2725, 2834, 3052, 3310, 3815, 4303, 4550, 4634, 5450, 5668, 6620, 7085, 7630, 8275, 8606, 9100, 9268, 9919, 10900, 11585, 14170, 15260, 16550, 17212, 19075, 19838, 21515, 23170, 28340, 30121, 33100, 35425, 36079, 38150, 39676, 43030, 46340, 49595, 57925, 60242, 70850, 72158, 76300, 86060, 99190, 107575, 115850, 120484, 141700, 144316, 150605, 180395, 198380, 215150, 231700, 247975, 252553, 301210, 360790, 430300, 469027, 495950, 505106, 602420, 721580, 753025, 901975, 938054, 991900, 1010212, 1262765, 1506050, 1803950, 1876108, 2345135, 2525530, 3012100, 3283189, 3607900, 4690270, 5051060, 6313825, 6566378, 9380540, 11725675, 12627650, 13132756, 16415945, 23451350, 25255300, 32831890, 46902700, 65663780, 82079725, 164159450, 328318900]

約数ペア:

[(1, 328318900), (2, 164159450), (4, 82079725), (5, 65663780), (7, 46902700), (10, 32831890), (13, 25255300), (14, 23451350), (20, 16415945), (25, 13132756), (26, 12627650), (28, 11725675), (35, 9380540), (50, 6566378), (52, 6313825), (65, 5051060), (70, 4690270), (91, 3607900), (100, 3283189), (109, 3012100), (130, 2525530), (140, 2345135), (175, 1876108), (182, 1803950), (218, 1506050), (260, 1262765), (325, 1010212), (331, 991900), (350, 938054), (364, 901975), (436, 753025), (455, 721580), (545, 602420), (650, 505106), (662, 495950), (700, 469027), (763, 430300), (910, 360790), (1090, 301210), (1300, 252553), (1324, 247975), (1417, 231700), (1526, 215150), (1655, 198380), (1820, 180395), (2180, 150605), (2275, 144316), (2317, 141700), (2725, 120484), (2834, 115850), (3052, 107575), (3310, 99190), (3815, 86060), (4303, 76300), (4550, 72158), (4634, 70850), (5450, 60242), (5668, 57925), (6620, 49595), (7085, 46340), (7630, 43030), (8275, 39676), (8606, 38150), (9100, 36079), (9268, 35425), (9919, 33100), (10900, 30121), (11585, 28340), (14170, 23170), (15260, 21515), (16550, 19838), (17212, 19075)]