246885240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{499}}^1$

素因数の和:570

約数の個数: 256

約数和(自身を含む): 921600000

約数和(自身を除く): 674714760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 31, 35, 38, 40, 42, 56, 57, 60, 62, 70, 76, 84, 93, 95, 105, 114, 120, 124, 133, 140, 152, 155, 168, 186, 190, 210, 217, 228, 248, 266, 280, 285, 310, 372, 380, 399, 420, 434, 456, 465, 499, 532, 570, 589, 620, 651, 665, 744, 760, 798, 840, 868, 930, 998, 1064, 1085, 1140, 1178, 1240, 1302, 1330, 1497, 1596, 1736, 1767, 1860, 1995, 1996, 2170, 2280, 2356, 2495, 2604, 2660, 2945, 2994, 3192, 3255, 3493, 3534, 3720, 3990, 3992, 4123, 4340, 4712, 4990, 5208, 5320, 5890, 5988, 6510, 6986, 7068, 7485, 7980, 8246, 8680, 8835, 9481, 9980, 10479, 11780, 11976, 12369, 13020, 13972, 14136, 14970, 15469, 15960, 16492, 17465, 17670, 18962, 19960, 20615, 20958, 23560, 24738, 26040, 27944, 28443, 29940, 30938, 32984, 34930, 35340, 37924, 41230, 41916, 46407, 47405, 49476, 52395, 56886, 59880, 61845, 61876, 66367, 69860, 70680, 75848, 77345, 82460, 83832, 92814, 94810, 98952, 104790, 108283, 113772, 123690, 123752, 132734, 139720, 142215, 154690, 164920, 185628, 189620, 199101, 209580, 216566, 227544, 232035, 247380, 265468, 284430, 293911, 309380, 324849, 331835, 371256, 379240, 398202, 419160, 433132, 464070, 494760, 530936, 541415, 568860, 587822, 618760, 649698, 663670, 796404, 866264, 881733, 928140, 995505, 1082830, 1137720, 1175644, 1299396, 1327340, 1469555, 1592808, 1624245, 1763466, 1856280, 1991010, 2057377, 2165660, 2351288, 2598792, 2654680, 2939110, 3248490, 3526932, 3982020, 4114754, 4331320, 4408665, 5878220, 6172131, 6496980, 7053864, 7964040, 8229508, 8817330, 10286885, 11756440, 12344262, 12993960, 16459016, 17634660, 20573770, 24688524, 30860655, 35269320, 41147540, 49377048, 61721310, 82295080, 123442620, 246885240]

約数ペア:

[(1, 246885240), (2, 123442620), (3, 82295080), (4, 61721310), (5, 49377048), (6, 41147540), (7, 35269320), (8, 30860655), (10, 24688524), (12, 20573770), (14, 17634660), (15, 16459016), (19, 12993960), (20, 12344262), (21, 11756440), (24, 10286885), (28, 8817330), (30, 8229508), (31, 7964040), (35, 7053864), (38, 6496980), (40, 6172131), (42, 5878220), (56, 4408665), (57, 4331320), (60, 4114754), (62, 3982020), (70, 3526932), (76, 3248490), (84, 2939110), (93, 2654680), (95, 2598792), (105, 2351288), (114, 2165660), (120, 2057377), (124, 1991010), (133, 1856280), (140, 1763466), (152, 1624245), (155, 1592808), (168, 1469555), (186, 1327340), (190, 1299396), (210, 1175644), (217, 1137720), (228, 1082830), (248, 995505), (266, 928140), (280, 881733), (285, 866264), (310, 796404), (372, 663670), (380, 649698), (399, 618760), (420, 587822), (434, 568860), (456, 541415), (465, 530936), (499, 494760), (532, 464070), (570, 433132), (589, 419160), (620, 398202), (651, 379240), (665, 371256), (744, 331835), (760, 324849), (798, 309380), (840, 293911), (868, 284430), (930, 265468), (998, 247380), (1064, 232035), (1085, 227544), (1140, 216566), (1178, 209580), (1240, 199101), (1302, 189620), (1330, 185628), (1497, 164920), (1596, 154690), (1736, 142215), (1767, 139720), (1860, 132734), (1995, 123752), (1996, 123690), (2170, 113772), (2280, 108283), (2356, 104790), (2495, 98952), (2604, 94810), (2660, 92814), (2945, 83832), (2994, 82460), (3192, 77345), (3255, 75848), (3493, 70680), (3534, 69860), (3720, 66367), (3990, 61876), (3992, 61845), (4123, 59880), (4340, 56886), (4712, 52395), (4990, 49476), (5208, 47405), (5320, 46407), (5890, 41916), (5988, 41230), (6510, 37924), (6986, 35340), (7068, 34930), (7485, 32984), (7980, 30938), (8246, 29940), (8680, 28443), (8835, 27944), (9481, 26040), (9980, 24738), (10479, 23560), (11780, 20958), (11976, 20615), (12369, 19960), (13020, 18962), (13972, 17670), (14136, 17465), (14970, 16492), (15469, 15960)]