72665120

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:139

約数の個数: 192

約数和(自身を含む): 205752960

約数和(自身を除く): 133087840

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 41, 44, 53, 55, 76, 80, 82, 88, 95, 106, 110, 152, 160, 164, 176, 190, 205, 209, 212, 220, 265, 304, 328, 352, 380, 410, 418, 424, 440, 451, 530, 583, 608, 656, 760, 779, 820, 836, 848, 880, 902, 1007, 1045, 1060, 1166, 1312, 1520, 1558, 1640, 1672, 1696, 1760, 1804, 2014, 2090, 2120, 2173, 2255, 2332, 2915, 3040, 3116, 3280, 3344, 3608, 3895, 4028, 4180, 4240, 4346, 4510, 4664, 5035, 5830, 6232, 6560, 6688, 7216, 7790, 8056, 8360, 8480, 8569, 8692, 9020, 9328, 10070, 10865, 11077, 11660, 12464, 14432, 15580, 16112, 16720, 17138, 17384, 18040, 18656, 20140, 21730, 22154, 23320, 23903, 24928, 31160, 32224, 33440, 34276, 34768, 36080, 40280, 41287, 42845, 43460, 44308, 46640, 47806, 55385, 62320, 68552, 69536, 72160, 80560, 82574, 85690, 86920, 88616, 93280, 95612, 110770, 119515, 124640, 137104, 161120, 165148, 171380, 173840, 177232, 191224, 206435, 221540, 239030, 274208, 330296, 342760, 347680, 354464, 382448, 412870, 443080, 454157, 478060, 660592, 685520, 764896, 825740, 886160, 908314, 956120, 1321184, 1371040, 1651480, 1772320, 1816628, 1912240, 2270785, 3302960, 3633256, 3824480, 4541570, 6605920, 7266512, 9083140, 14533024, 18166280, 36332560, 72665120]

約数ペア:

[(1, 72665120), (2, 36332560), (4, 18166280), (5, 14533024), (8, 9083140), (10, 7266512), (11, 6605920), (16, 4541570), (19, 3824480), (20, 3633256), (22, 3302960), (32, 2270785), (38, 1912240), (40, 1816628), (41, 1772320), (44, 1651480), (53, 1371040), (55, 1321184), (76, 956120), (80, 908314), (82, 886160), (88, 825740), (95, 764896), (106, 685520), (110, 660592), (152, 478060), (160, 454157), (164, 443080), (176, 412870), (190, 382448), (205, 354464), (209, 347680), (212, 342760), (220, 330296), (265, 274208), (304, 239030), (328, 221540), (352, 206435), (380, 191224), (410, 177232), (418, 173840), (424, 171380), (440, 165148), (451, 161120), (530, 137104), (583, 124640), (608, 119515), (656, 110770), (760, 95612), (779, 93280), (820, 88616), (836, 86920), (848, 85690), (880, 82574), (902, 80560), (1007, 72160), (1045, 69536), (1060, 68552), (1166, 62320), (1312, 55385), (1520, 47806), (1558, 46640), (1640, 44308), (1672, 43460), (1696, 42845), (1760, 41287), (1804, 40280), (2014, 36080), (2090, 34768), (2120, 34276), (2173, 33440), (2255, 32224), (2332, 31160), (2915, 24928), (3040, 23903), (3116, 23320), (3280, 22154), (3344, 21730), (3608, 20140), (3895, 18656), (4028, 18040), (4180, 17384), (4240, 17138), (4346, 16720), (4510, 16112), (4664, 15580), (5035, 14432), (5830, 12464), (6232, 11660), (6560, 11077), (6688, 10865), (7216, 10070), (7790, 9328), (8056, 9020), (8360, 8692), (8480, 8569)]