254749440

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:235

約数の個数: 288

約数和(自身を含む): 917150976

約数和(自身を除く): 662401536

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 37, 40, 44, 48, 55, 60, 64, 66, 74, 80, 88, 96, 110, 111, 120, 128, 132, 148, 160, 163, 165, 176, 185, 192, 220, 222, 240, 256, 264, 296, 320, 326, 330, 352, 370, 384, 407, 440, 444, 480, 489, 528, 555, 592, 640, 652, 660, 704, 740, 768, 814, 815, 880, 888, 960, 978, 1056, 1110, 1184, 1221, 1280, 1304, 1320, 1408, 1480, 1628, 1630, 1760, 1776, 1793, 1920, 1956, 2035, 2112, 2220, 2368, 2442, 2445, 2608, 2640, 2816, 2960, 3256, 3260, 3520, 3552, 3586, 3840, 3912, 4070, 4224, 4440, 4736, 4884, 4890, 5216, 5280, 5379, 5920, 6031, 6105, 6512, 6520, 7040, 7104, 7172, 7824, 8140, 8448, 8880, 8965, 9472, 9768, 9780, 10432, 10560, 10758, 11840, 12062, 12210, 13024, 13040, 14080, 14208, 14344, 15648, 16280, 17760, 17930, 18093, 19536, 19560, 20864, 21120, 21516, 23680, 24124, 24420, 26048, 26080, 26895, 28416, 28688, 30155, 31296, 32560, 35520, 35860, 36186, 39072, 39120, 41728, 42240, 43032, 47360, 48248, 48840, 52096, 52160, 53790, 57376, 60310, 62592, 65120, 66341, 71040, 71720, 72372, 78144, 78240, 86064, 90465, 96496, 97680, 104192, 104320, 107580, 114752, 120620, 125184, 130240, 132682, 142080, 143440, 144744, 156288, 156480, 172128, 180930, 192992, 195360, 199023, 208640, 215160, 229504, 241240, 260480, 265364, 286880, 289488, 312576, 312960, 331705, 344256, 361860, 385984, 390720, 398046, 430320, 459008, 482480, 520960, 530728, 573760, 578976, 625920, 663410, 688512, 723720, 771968, 781440, 796092, 860640, 964960, 995115, 1061456, 1147520, 1157952, 1326820, 1377024, 1447440, 1543936, 1562880, 1592184, 1721280, 1929920, 1990230, 2122912, 2295040, 2315904, 2653640, 2894880, 3184368, 3442560, 3859840, 3980460, 4245824, 4631808, 5307280, 5789760, 6368736, 6885120, 7719680, 7960920, 8491648, 10614560, 11579520, 12737472, 15921840, 16983296, 21229120, 23159040, 25474944, 31843680, 42458240, 50949888, 63687360, 84916480, 127374720, 254749440]

約数ペア:

[(1, 254749440), (2, 127374720), (3, 84916480), (4, 63687360), (5, 50949888), (6, 42458240), (8, 31843680), (10, 25474944), (11, 23159040), (12, 21229120), (15, 16983296), (16, 15921840), (20, 12737472), (22, 11579520), (24, 10614560), (30, 8491648), (32, 7960920), (33, 7719680), (37, 6885120), (40, 6368736), (44, 5789760), (48, 5307280), (55, 4631808), (60, 4245824), (64, 3980460), (66, 3859840), (74, 3442560), (80, 3184368), (88, 2894880), (96, 2653640), (110, 2315904), (111, 2295040), (120, 2122912), (128, 1990230), (132, 1929920), (148, 1721280), (160, 1592184), (163, 1562880), (165, 1543936), (176, 1447440), (185, 1377024), (192, 1326820), (220, 1157952), (222, 1147520), (240, 1061456), (256, 995115), (264, 964960), (296, 860640), (320, 796092), (326, 781440), (330, 771968), (352, 723720), (370, 688512), (384, 663410), (407, 625920), (440, 578976), (444, 573760), (480, 530728), (489, 520960), (528, 482480), (555, 459008), (592, 430320), (640, 398046), (652, 390720), (660, 385984), (704, 361860), (740, 344256), (768, 331705), (814, 312960), (815, 312576), (880, 289488), (888, 286880), (960, 265364), (978, 260480), (1056, 241240), (1110, 229504), (1184, 215160), (1221, 208640), (1280, 199023), (1304, 195360), (1320, 192992), (1408, 180930), (1480, 172128), (1628, 156480), (1630, 156288), (1760, 144744), (1776, 143440), (1793, 142080), (1920, 132682), (1956, 130240), (2035, 125184), (2112, 120620), (2220, 114752), (2368, 107580), (2442, 104320), (2445, 104192), (2608, 97680), (2640, 96496), (2816, 90465), (2960, 86064), (3256, 78240), (3260, 78144), (3520, 72372), (3552, 71720), (3586, 71040), (3840, 66341), (3912, 65120), (4070, 62592), (4224, 60310), (4440, 57376), (4736, 53790), (4884, 52160), (4890, 52096), (5216, 48840), (5280, 48248), (5379, 47360), (5920, 43032), (6031, 42240), (6105, 41728), (6512, 39120), (6520, 39072), (7040, 36186), (7104, 35860), (7172, 35520), (7824, 32560), (8140, 31296), (8448, 30155), (8880, 28688), (8965, 28416), (9472, 26895), (9768, 26080), (9780, 26048), (10432, 24420), (10560, 24124), (10758, 23680), (11840, 21516), (12062, 21120), (12210, 20864), (13024, 19560), (13040, 19536), (14080, 18093), (14208, 17930), (14344, 17760), (15648, 16280)]