240257280

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:169

約数の個数: 288

約数和(自身を含む): 838857600

約数和(自身を除く): 598600320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 37, 38, 40, 48, 57, 60, 64, 74, 76, 80, 89, 95, 96, 111, 114, 120, 128, 148, 152, 160, 178, 185, 190, 192, 222, 228, 240, 256, 267, 285, 296, 304, 320, 356, 370, 380, 384, 444, 445, 456, 480, 534, 555, 570, 592, 608, 640, 703, 712, 740, 760, 768, 888, 890, 912, 960, 1068, 1110, 1140, 1184, 1216, 1280, 1335, 1406, 1424, 1480, 1520, 1691, 1776, 1780, 1824, 1920, 2109, 2136, 2220, 2280, 2368, 2432, 2670, 2812, 2848, 2960, 3040, 3293, 3382, 3515, 3552, 3560, 3648, 3840, 4218, 4272, 4440, 4560, 4736, 4864, 5073, 5340, 5624, 5696, 5920, 6080, 6586, 6764, 7030, 7104, 7120, 7296, 8436, 8455, 8544, 8880, 9120, 9472, 9879, 10146, 10545, 10680, 11248, 11392, 11840, 12160, 13172, 13528, 14060, 14208, 14240, 14592, 16465, 16872, 16910, 17088, 17760, 18240, 19758, 20292, 21090, 21360, 22496, 22784, 23680, 24320, 25365, 26344, 27056, 28120, 28416, 28480, 32930, 33744, 33820, 34176, 35520, 36480, 39516, 40584, 42180, 42720, 44992, 47360, 49395, 50730, 52688, 54112, 56240, 56960, 62567, 65860, 67488, 67640, 68352, 71040, 72960, 79032, 81168, 84360, 85440, 89984, 98790, 101460, 105376, 108224, 112480, 113920, 125134, 131720, 134976, 135280, 142080, 158064, 162336, 168720, 170880, 179968, 187701, 197580, 202920, 210752, 216448, 224960, 250268, 263440, 269952, 270560, 312835, 316128, 324672, 337440, 341760, 375402, 395160, 405840, 421504, 432896, 449920, 500536, 526880, 539904, 541120, 625670, 632256, 649344, 674880, 750804, 790320, 811680, 843008, 899840, 938505, 1001072, 1053760, 1082240, 1251340, 1264512, 1298688, 1349760, 1501608, 1580640, 1623360, 1877010, 2002144, 2107520, 2164480, 2502680, 2529024, 2699520, 3003216, 3161280, 3246720, 3754020, 4004288, 4215040, 5005360, 6006432, 6322560, 6493440, 7508040, 8008576, 10010720, 12012864, 12645120, 15016080, 16017152, 20021440, 24025728, 30032160, 40042880, 48051456, 60064320, 80085760, 120128640, 240257280]

約数ペア:

[(1, 240257280), (2, 120128640), (3, 80085760), (4, 60064320), (5, 48051456), (6, 40042880), (8, 30032160), (10, 24025728), (12, 20021440), (15, 16017152), (16, 15016080), (19, 12645120), (20, 12012864), (24, 10010720), (30, 8008576), (32, 7508040), (37, 6493440), (38, 6322560), (40, 6006432), (48, 5005360), (57, 4215040), (60, 4004288), (64, 3754020), (74, 3246720), (76, 3161280), (80, 3003216), (89, 2699520), (95, 2529024), (96, 2502680), (111, 2164480), (114, 2107520), (120, 2002144), (128, 1877010), (148, 1623360), (152, 1580640), (160, 1501608), (178, 1349760), (185, 1298688), (190, 1264512), (192, 1251340), (222, 1082240), (228, 1053760), (240, 1001072), (256, 938505), (267, 899840), (285, 843008), (296, 811680), (304, 790320), (320, 750804), (356, 674880), (370, 649344), (380, 632256), (384, 625670), (444, 541120), (445, 539904), (456, 526880), (480, 500536), (534, 449920), (555, 432896), (570, 421504), (592, 405840), (608, 395160), (640, 375402), (703, 341760), (712, 337440), (740, 324672), (760, 316128), (768, 312835), (888, 270560), (890, 269952), (912, 263440), (960, 250268), (1068, 224960), (1110, 216448), (1140, 210752), (1184, 202920), (1216, 197580), (1280, 187701), (1335, 179968), (1406, 170880), (1424, 168720), (1480, 162336), (1520, 158064), (1691, 142080), (1776, 135280), (1780, 134976), (1824, 131720), (1920, 125134), (2109, 113920), (2136, 112480), (2220, 108224), (2280, 105376), (2368, 101460), (2432, 98790), (2670, 89984), (2812, 85440), (2848, 84360), (2960, 81168), (3040, 79032), (3293, 72960), (3382, 71040), (3515, 68352), (3552, 67640), (3560, 67488), (3648, 65860), (3840, 62567), (4218, 56960), (4272, 56240), (4440, 54112), (4560, 52688), (4736, 50730), (4864, 49395), (5073, 47360), (5340, 44992), (5624, 42720), (5696, 42180), (5920, 40584), (6080, 39516), (6586, 36480), (6764, 35520), (7030, 34176), (7104, 33820), (7120, 33744), (7296, 32930), (8436, 28480), (8455, 28416), (8544, 28120), (8880, 27056), (9120, 26344), (9472, 25365), (9879, 24320), (10146, 23680), (10545, 22784), (10680, 22496), (11248, 21360), (11392, 21090), (11840, 20292), (12160, 19758), (13172, 18240), (13528, 17760), (14060, 17088), (14208, 16910), (14240, 16872), (14592, 16465)]