247920960

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{467}}^1$

素因数の和:573

約数の個数: 224

約数和(自身を含む): 912936960

約数和(自身を除く): 665016000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 79, 80, 84, 96, 105, 112, 120, 140, 158, 160, 168, 192, 210, 224, 237, 240, 280, 316, 320, 336, 395, 420, 448, 467, 474, 480, 553, 560, 632, 672, 790, 840, 934, 948, 960, 1106, 1120, 1185, 1264, 1344, 1401, 1580, 1659, 1680, 1868, 1896, 2212, 2240, 2335, 2370, 2528, 2765, 2802, 3160, 3269, 3318, 3360, 3736, 3792, 4424, 4670, 4740, 5056, 5530, 5604, 6320, 6538, 6636, 6720, 7005, 7472, 7584, 8295, 8848, 9340, 9480, 9807, 11060, 11208, 12640, 13076, 13272, 14010, 14944, 15168, 16345, 16590, 17696, 18680, 18960, 19614, 22120, 22416, 25280, 26152, 26544, 28020, 29888, 32690, 33180, 35392, 36893, 37360, 37920, 39228, 44240, 44832, 49035, 52304, 53088, 56040, 65380, 66360, 73786, 74720, 75840, 78456, 88480, 89664, 98070, 104608, 106176, 110679, 112080, 130760, 132720, 147572, 149440, 156912, 176960, 184465, 196140, 209216, 221358, 224160, 258251, 261520, 265440, 295144, 313824, 368930, 392280, 442716, 448320, 516502, 523040, 530880, 553395, 590288, 627648, 737860, 774753, 784560, 885432, 1033004, 1046080, 1106790, 1180576, 1291255, 1475720, 1549506, 1569120, 1770864, 2066008, 2213580, 2361152, 2582510, 2951440, 3099012, 3138240, 3541728, 3873765, 4132016, 4427160, 5165020, 5902880, 6198024, 7083456, 7747530, 8264032, 8854320, 10330040, 11805760, 12396048, 15495060, 16528064, 17708640, 20660080, 24792096, 30990120, 35417280, 41320160, 49584192, 61980240, 82640320, 123960480, 247920960]

約数ペア:

[(1, 247920960), (2, 123960480), (3, 82640320), (4, 61980240), (5, 49584192), (6, 41320160), (7, 35417280), (8, 30990120), (10, 24792096), (12, 20660080), (14, 17708640), (15, 16528064), (16, 15495060), (20, 12396048), (21, 11805760), (24, 10330040), (28, 8854320), (30, 8264032), (32, 7747530), (35, 7083456), (40, 6198024), (42, 5902880), (48, 5165020), (56, 4427160), (60, 4132016), (64, 3873765), (70, 3541728), (79, 3138240), (80, 3099012), (84, 2951440), (96, 2582510), (105, 2361152), (112, 2213580), (120, 2066008), (140, 1770864), (158, 1569120), (160, 1549506), (168, 1475720), (192, 1291255), (210, 1180576), (224, 1106790), (237, 1046080), (240, 1033004), (280, 885432), (316, 784560), (320, 774753), (336, 737860), (395, 627648), (420, 590288), (448, 553395), (467, 530880), (474, 523040), (480, 516502), (553, 448320), (560, 442716), (632, 392280), (672, 368930), (790, 313824), (840, 295144), (934, 265440), (948, 261520), (960, 258251), (1106, 224160), (1120, 221358), (1185, 209216), (1264, 196140), (1344, 184465), (1401, 176960), (1580, 156912), (1659, 149440), (1680, 147572), (1868, 132720), (1896, 130760), (2212, 112080), (2240, 110679), (2335, 106176), (2370, 104608), (2528, 98070), (2765, 89664), (2802, 88480), (3160, 78456), (3269, 75840), (3318, 74720), (3360, 73786), (3736, 66360), (3792, 65380), (4424, 56040), (4670, 53088), (4740, 52304), (5056, 49035), (5530, 44832), (5604, 44240), (6320, 39228), (6538, 37920), (6636, 37360), (6720, 36893), (7005, 35392), (7472, 33180), (7584, 32690), (8295, 29888), (8848, 28020), (9340, 26544), (9480, 26152), (9807, 25280), (11060, 22416), (11208, 22120), (12640, 19614), (13076, 18960), (13272, 18680), (14010, 17696), (14944, 16590), (15168, 16345)]