319723040

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3137}}^1$

素因数の和:3179

約数の個数: 144

約数和(自身を含む): 946558872

約数和(自身を除く): 626835832

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 160, 182, 196, 208, 224, 245, 260, 280, 364, 392, 416, 455, 490, 520, 560, 637, 728, 784, 910, 980, 1040, 1120, 1274, 1456, 1568, 1820, 1960, 2080, 2548, 2912, 3137, 3185, 3640, 3920, 5096, 6274, 6370, 7280, 7840, 10192, 12548, 12740, 14560, 15685, 20384, 21959, 25096, 25480, 31370, 40781, 43918, 50192, 50960, 62740, 81562, 87836, 100384, 101920, 109795, 125480, 153713, 163124, 175672, 203905, 219590, 250960, 285467, 307426, 326248, 351344, 407810, 439180, 501920, 570934, 614852, 652496, 702688, 768565, 815620, 878360, 1141868, 1229704, 1304992, 1427335, 1537130, 1631240, 1756720, 1998269, 2283736, 2459408, 2854670, 3074260, 3262480, 3513440, 3996538, 4567472, 4918816, 5709340, 6148520, 6524960, 7993076, 9134944, 9991345, 11418680, 12297040, 15986152, 19982690, 22837360, 24594080, 31972304, 39965380, 45674720, 63944608, 79930760, 159861520, 319723040]

約数ペア:

[(1, 319723040), (2, 159861520), (4, 79930760), (5, 63944608), (7, 45674720), (8, 39965380), (10, 31972304), (13, 24594080), (14, 22837360), (16, 19982690), (20, 15986152), (26, 12297040), (28, 11418680), (32, 9991345), (35, 9134944), (40, 7993076), (49, 6524960), (52, 6148520), (56, 5709340), (65, 4918816), (70, 4567472), (80, 3996538), (91, 3513440), (98, 3262480), (104, 3074260), (112, 2854670), (130, 2459408), (140, 2283736), (160, 1998269), (182, 1756720), (196, 1631240), (208, 1537130), (224, 1427335), (245, 1304992), (260, 1229704), (280, 1141868), (364, 878360), (392, 815620), (416, 768565), (455, 702688), (490, 652496), (520, 614852), (560, 570934), (637, 501920), (728, 439180), (784, 407810), (910, 351344), (980, 326248), (1040, 307426), (1120, 285467), (1274, 250960), (1456, 219590), (1568, 203905), (1820, 175672), (1960, 163124), (2080, 153713), (2548, 125480), (2912, 109795), (3137, 101920), (3185, 100384), (3640, 87836), (3920, 81562), (5096, 62740), (6274, 50960), (6370, 50192), (7280, 43918), (7840, 40781), (10192, 31370), (12548, 25480), (12740, 25096), (14560, 21959), (15685, 20384)]