631675520

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1$

素因数の和:267

約数の個数: 256

約数和(自身を含む): 1871251200

約数和(自身を除く): 1239575680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 41, 56, 64, 70, 76, 80, 82, 95, 112, 128, 133, 140, 152, 160, 164, 181, 190, 205, 224, 266, 280, 287, 304, 320, 328, 362, 380, 410, 448, 532, 560, 574, 608, 640, 656, 665, 724, 760, 779, 820, 896, 905, 1064, 1120, 1148, 1216, 1267, 1312, 1330, 1435, 1448, 1520, 1558, 1640, 1810, 2128, 2240, 2296, 2432, 2534, 2624, 2660, 2870, 2896, 3040, 3116, 3280, 3439, 3620, 3895, 4256, 4480, 4592, 5068, 5248, 5320, 5453, 5740, 5792, 6080, 6232, 6335, 6560, 6878, 7240, 7421, 7790, 8512, 9184, 10136, 10640, 10906, 11480, 11584, 12160, 12464, 12670, 13120, 13756, 14480, 14842, 15580, 17024, 17195, 18368, 20272, 21280, 21812, 22960, 23168, 24073, 24928, 25340, 26240, 27265, 27512, 28960, 29684, 31160, 34390, 36736, 37105, 40544, 42560, 43624, 45920, 48146, 49856, 50680, 51947, 54530, 55024, 57920, 59368, 62320, 68780, 74210, 81088, 85120, 87248, 91840, 96292, 99712, 101360, 103894, 109060, 110048, 115840, 118736, 120365, 124640, 137560, 140999, 148420, 162176, 174496, 183680, 192584, 202720, 207788, 218120, 220096, 237472, 240730, 249280, 259735, 275120, 281998, 296840, 348992, 385168, 405440, 415576, 436240, 440192, 474944, 481460, 498560, 519470, 550240, 563996, 593680, 697984, 704995, 770336, 810880, 831152, 872480, 949888, 962920, 986993, 1038940, 1100480, 1127992, 1187360, 1409990, 1540672, 1662304, 1744960, 1925840, 1973986, 2077880, 2200960, 2255984, 2374720, 2819980, 3081344, 3324608, 3489920, 3851680, 3947972, 4155760, 4511968, 4749440, 4934965, 5639960, 6649216, 7703360, 7895944, 8311520, 9023936, 9869930, 11279920, 15406720, 15791888, 16623040, 18047872, 19739860, 22559840, 31583776, 33246080, 39479720, 45119680, 63167552, 78959440, 90239360, 126335104, 157918880, 315837760, 631675520]

約数ペア:

[(1, 631675520), (2, 315837760), (4, 157918880), (5, 126335104), (7, 90239360), (8, 78959440), (10, 63167552), (14, 45119680), (16, 39479720), (19, 33246080), (20, 31583776), (28, 22559840), (32, 19739860), (35, 18047872), (38, 16623040), (40, 15791888), (41, 15406720), (56, 11279920), (64, 9869930), (70, 9023936), (76, 8311520), (80, 7895944), (82, 7703360), (95, 6649216), (112, 5639960), (128, 4934965), (133, 4749440), (140, 4511968), (152, 4155760), (160, 3947972), (164, 3851680), (181, 3489920), (190, 3324608), (205, 3081344), (224, 2819980), (266, 2374720), (280, 2255984), (287, 2200960), (304, 2077880), (320, 1973986), (328, 1925840), (362, 1744960), (380, 1662304), (410, 1540672), (448, 1409990), (532, 1187360), (560, 1127992), (574, 1100480), (608, 1038940), (640, 986993), (656, 962920), (665, 949888), (724, 872480), (760, 831152), (779, 810880), (820, 770336), (896, 704995), (905, 697984), (1064, 593680), (1120, 563996), (1148, 550240), (1216, 519470), (1267, 498560), (1312, 481460), (1330, 474944), (1435, 440192), (1448, 436240), (1520, 415576), (1558, 405440), (1640, 385168), (1810, 348992), (2128, 296840), (2240, 281998), (2296, 275120), (2432, 259735), (2534, 249280), (2624, 240730), (2660, 237472), (2870, 220096), (2896, 218120), (3040, 207788), (3116, 202720), (3280, 192584), (3439, 183680), (3620, 174496), (3895, 162176), (4256, 148420), (4480, 140999), (4592, 137560), (5068, 124640), (5248, 120365), (5320, 118736), (5453, 115840), (5740, 110048), (5792, 109060), (6080, 103894), (6232, 101360), (6335, 99712), (6560, 96292), (6878, 91840), (7240, 87248), (7421, 85120), (7790, 81088), (8512, 74210), (9184, 68780), (10136, 62320), (10640, 59368), (10906, 57920), (11480, 55024), (11584, 54530), (12160, 51947), (12464, 50680), (12670, 49856), (13120, 48146), (13756, 45920), (14480, 43624), (14842, 42560), (15580, 40544), (17024, 37105), (17195, 36736), (18368, 34390), (20272, 31160), (21280, 29684), (21812, 28960), (22960, 27512), (23168, 27265), (24073, 26240), (24928, 25340)]