249115440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1877}}^1$

素因数の和:1979

約数の個数: 160

約数和(自身を含む): 894228480

約数和(自身を除く): 645113040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 79, 80, 84, 105, 112, 120, 140, 158, 168, 210, 237, 240, 280, 316, 336, 395, 420, 474, 553, 560, 632, 790, 840, 948, 1106, 1185, 1264, 1580, 1659, 1680, 1877, 1896, 2212, 2370, 2765, 3160, 3318, 3754, 3792, 4424, 4740, 5530, 5631, 6320, 6636, 7508, 8295, 8848, 9385, 9480, 11060, 11262, 13139, 13272, 15016, 16590, 18770, 18960, 22120, 22524, 26278, 26544, 28155, 30032, 33180, 37540, 39417, 44240, 45048, 52556, 56310, 65695, 66360, 75080, 78834, 90096, 105112, 112620, 131390, 132720, 148283, 150160, 157668, 197085, 210224, 225240, 262780, 296566, 315336, 394170, 444849, 450480, 525560, 593132, 630672, 741415, 788340, 889698, 1037981, 1051120, 1186264, 1482830, 1576680, 1779396, 2075962, 2224245, 2372528, 2965660, 3113943, 3153360, 3558792, 4151924, 4448490, 5189905, 5931320, 6227886, 7117584, 8303848, 8896980, 10379810, 11862640, 12455772, 15569715, 16607696, 17793960, 20759620, 24911544, 31139430, 35587920, 41519240, 49823088, 62278860, 83038480, 124557720, 249115440]

約数ペア:

[(1, 249115440), (2, 124557720), (3, 83038480), (4, 62278860), (5, 49823088), (6, 41519240), (7, 35587920), (8, 31139430), (10, 24911544), (12, 20759620), (14, 17793960), (15, 16607696), (16, 15569715), (20, 12455772), (21, 11862640), (24, 10379810), (28, 8896980), (30, 8303848), (35, 7117584), (40, 6227886), (42, 5931320), (48, 5189905), (56, 4448490), (60, 4151924), (70, 3558792), (79, 3153360), (80, 3113943), (84, 2965660), (105, 2372528), (112, 2224245), (120, 2075962), (140, 1779396), (158, 1576680), (168, 1482830), (210, 1186264), (237, 1051120), (240, 1037981), (280, 889698), (316, 788340), (336, 741415), (395, 630672), (420, 593132), (474, 525560), (553, 450480), (560, 444849), (632, 394170), (790, 315336), (840, 296566), (948, 262780), (1106, 225240), (1185, 210224), (1264, 197085), (1580, 157668), (1659, 150160), (1680, 148283), (1877, 132720), (1896, 131390), (2212, 112620), (2370, 105112), (2765, 90096), (3160, 78834), (3318, 75080), (3754, 66360), (3792, 65695), (4424, 56310), (4740, 52556), (5530, 45048), (5631, 44240), (6320, 39417), (6636, 37540), (7508, 33180), (8295, 30032), (8848, 28155), (9385, 26544), (9480, 26278), (11060, 22524), (11262, 22120), (13139, 18960), (13272, 18770), (15016, 16590)]