389391240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{1409}}^1$

素因数の和:1484

約数の個数: 192

約数和(自身を含む): 1388793600

約数和(自身を除く): 999402360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 47, 49, 56, 60, 70, 84, 94, 98, 105, 120, 140, 141, 147, 168, 188, 196, 210, 235, 245, 280, 282, 294, 329, 376, 392, 420, 470, 490, 564, 588, 658, 705, 735, 840, 940, 980, 987, 1128, 1176, 1316, 1409, 1410, 1470, 1645, 1880, 1960, 1974, 2303, 2632, 2818, 2820, 2940, 3290, 3948, 4227, 4606, 4935, 5636, 5640, 5880, 6580, 6909, 7045, 7896, 8454, 9212, 9863, 9870, 11272, 11515, 13160, 13818, 14090, 16908, 18424, 19726, 19740, 21135, 23030, 27636, 28180, 29589, 33816, 34545, 39452, 39480, 42270, 46060, 49315, 55272, 56360, 59178, 66223, 69041, 69090, 78904, 84540, 92120, 98630, 118356, 132446, 138082, 138180, 147945, 169080, 197260, 198669, 207123, 236712, 264892, 276164, 276360, 295890, 331115, 345205, 394520, 397338, 414246, 463561, 529784, 552328, 591780, 662230, 690410, 794676, 828492, 927122, 993345, 1035615, 1183560, 1324460, 1380820, 1390683, 1589352, 1656984, 1854244, 1986690, 2071230, 2317805, 2648920, 2761640, 2781366, 3244927, 3708488, 3973380, 4142460, 4635610, 5562732, 6489854, 6953415, 7946760, 8284920, 9271220, 9734781, 11125464, 12979708, 13906830, 16224635, 18542440, 19469562, 25959416, 27813660, 32449270, 38939124, 48673905, 55627320, 64898540, 77878248, 97347810, 129797080, 194695620, 389391240]

約数ペア:

[(1, 389391240), (2, 194695620), (3, 129797080), (4, 97347810), (5, 77878248), (6, 64898540), (7, 55627320), (8, 48673905), (10, 38939124), (12, 32449270), (14, 27813660), (15, 25959416), (20, 19469562), (21, 18542440), (24, 16224635), (28, 13906830), (30, 12979708), (35, 11125464), (40, 9734781), (42, 9271220), (47, 8284920), (49, 7946760), (56, 6953415), (60, 6489854), (70, 5562732), (84, 4635610), (94, 4142460), (98, 3973380), (105, 3708488), (120, 3244927), (140, 2781366), (141, 2761640), (147, 2648920), (168, 2317805), (188, 2071230), (196, 1986690), (210, 1854244), (235, 1656984), (245, 1589352), (280, 1390683), (282, 1380820), (294, 1324460), (329, 1183560), (376, 1035615), (392, 993345), (420, 927122), (470, 828492), (490, 794676), (564, 690410), (588, 662230), (658, 591780), (705, 552328), (735, 529784), (840, 463561), (940, 414246), (980, 397338), (987, 394520), (1128, 345205), (1176, 331115), (1316, 295890), (1409, 276360), (1410, 276164), (1470, 264892), (1645, 236712), (1880, 207123), (1960, 198669), (1974, 197260), (2303, 169080), (2632, 147945), (2818, 138180), (2820, 138082), (2940, 132446), (3290, 118356), (3948, 98630), (4227, 92120), (4606, 84540), (4935, 78904), (5636, 69090), (5640, 69041), (5880, 66223), (6580, 59178), (6909, 56360), (7045, 55272), (7896, 49315), (8454, 46060), (9212, 42270), (9863, 39480), (9870, 39452), (11272, 34545), (11515, 33816), (13160, 29589), (13818, 28180), (14090, 27636), (16908, 23030), (18424, 21135), (19726, 19740)]