71800960

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:115

約数の個数: 256

約数和(自身を含む): 225607680

約数和(自身を除く): 153806720

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 31, 32, 35, 40, 44, 47, 55, 56, 62, 64, 70, 77, 80, 88, 94, 110, 112, 124, 128, 140, 154, 155, 160, 176, 188, 217, 220, 224, 235, 248, 280, 308, 310, 320, 329, 341, 352, 376, 385, 434, 440, 448, 470, 496, 517, 560, 616, 620, 640, 658, 682, 704, 752, 770, 868, 880, 896, 940, 992, 1034, 1085, 1120, 1232, 1240, 1316, 1364, 1408, 1457, 1504, 1540, 1645, 1705, 1736, 1760, 1880, 1984, 2068, 2170, 2240, 2387, 2464, 2480, 2585, 2632, 2728, 2914, 3008, 3080, 3290, 3410, 3472, 3520, 3619, 3760, 3968, 4136, 4340, 4480, 4774, 4928, 4960, 5170, 5264, 5456, 5828, 6016, 6160, 6580, 6820, 6944, 7040, 7238, 7285, 7520, 8272, 8680, 9548, 9856, 9920, 10199, 10340, 10528, 10912, 11656, 11935, 12320, 13160, 13640, 13888, 14476, 14570, 15040, 16027, 16544, 17360, 18095, 19096, 19840, 20398, 20680, 21056, 21824, 23312, 23870, 24640, 26320, 27280, 27776, 28952, 29140, 30080, 32054, 33088, 34720, 36190, 38192, 40796, 41360, 42112, 43648, 46624, 47740, 49280, 50995, 52640, 54560, 57904, 58280, 64108, 66176, 69440, 72380, 76384, 80135, 81592, 82720, 93248, 95480, 101990, 105280, 109120, 112189, 115808, 116560, 128216, 138880, 144760, 152768, 160270, 163184, 165440, 186496, 190960, 203980, 210560, 218240, 224378, 231616, 233120, 256432, 289520, 305536, 320540, 326368, 330880, 381920, 407960, 448756, 463232, 466240, 512864, 560945, 579040, 641080, 652736, 763840, 815920, 897512, 932480, 1025728, 1121890, 1158080, 1282160, 1305472, 1527680, 1631840, 1795024, 2051456, 2243780, 2316160, 2564320, 3263680, 3590048, 4487560, 5128640, 6527360, 7180096, 8975120, 10257280, 14360192, 17950240, 35900480, 71800960]

約数ペア:

[(1, 71800960), (2, 35900480), (4, 17950240), (5, 14360192), (7, 10257280), (8, 8975120), (10, 7180096), (11, 6527360), (14, 5128640), (16, 4487560), (20, 3590048), (22, 3263680), (28, 2564320), (31, 2316160), (32, 2243780), (35, 2051456), (40, 1795024), (44, 1631840), (47, 1527680), (55, 1305472), (56, 1282160), (62, 1158080), (64, 1121890), (70, 1025728), (77, 932480), (80, 897512), (88, 815920), (94, 763840), (110, 652736), (112, 641080), (124, 579040), (128, 560945), (140, 512864), (154, 466240), (155, 463232), (160, 448756), (176, 407960), (188, 381920), (217, 330880), (220, 326368), (224, 320540), (235, 305536), (248, 289520), (280, 256432), (308, 233120), (310, 231616), (320, 224378), (329, 218240), (341, 210560), (352, 203980), (376, 190960), (385, 186496), (434, 165440), (440, 163184), (448, 160270), (470, 152768), (496, 144760), (517, 138880), (560, 128216), (616, 116560), (620, 115808), (640, 112189), (658, 109120), (682, 105280), (704, 101990), (752, 95480), (770, 93248), (868, 82720), (880, 81592), (896, 80135), (940, 76384), (992, 72380), (1034, 69440), (1085, 66176), (1120, 64108), (1232, 58280), (1240, 57904), (1316, 54560), (1364, 52640), (1408, 50995), (1457, 49280), (1504, 47740), (1540, 46624), (1645, 43648), (1705, 42112), (1736, 41360), (1760, 40796), (1880, 38192), (1984, 36190), (2068, 34720), (2170, 33088), (2240, 32054), (2387, 30080), (2464, 29140), (2480, 28952), (2585, 27776), (2632, 27280), (2728, 26320), (2914, 24640), (3008, 23870), (3080, 23312), (3290, 21824), (3410, 21056), (3472, 20680), (3520, 20398), (3619, 19840), (3760, 19096), (3968, 18095), (4136, 17360), (4340, 16544), (4480, 16027), (4774, 15040), (4928, 14570), (4960, 14476), (5170, 13888), (5264, 13640), (5456, 13160), (5828, 12320), (6016, 11935), (6160, 11656), (6580, 10912), (6820, 10528), (6944, 10340), (7040, 10199), (7238, 9920), (7285, 9856), (7520, 9548), (8272, 8680)]