72297280

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:117

約数の個数: 224

約数和(自身を含む): 210677760

約数和(自身を除く): 138380480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 23, 32, 38, 40, 44, 46, 47, 55, 64, 76, 80, 88, 92, 94, 95, 110, 115, 152, 160, 176, 184, 188, 190, 209, 220, 230, 235, 253, 304, 320, 352, 368, 376, 380, 418, 437, 440, 460, 470, 506, 517, 608, 704, 736, 752, 760, 836, 874, 880, 893, 920, 940, 1012, 1034, 1045, 1081, 1216, 1265, 1472, 1504, 1520, 1672, 1748, 1760, 1786, 1840, 1880, 2024, 2068, 2090, 2162, 2185, 2530, 2585, 3008, 3040, 3344, 3496, 3520, 3572, 3680, 3760, 4048, 4136, 4180, 4324, 4370, 4465, 4807, 5060, 5170, 5405, 6080, 6688, 6992, 7144, 7360, 7520, 8096, 8272, 8360, 8648, 8740, 8930, 9614, 9823, 10120, 10340, 10810, 11891, 13376, 13984, 14288, 15040, 16192, 16544, 16720, 17296, 17480, 17860, 19228, 19646, 20240, 20539, 20680, 21620, 23782, 24035, 27968, 28576, 33088, 33440, 34592, 34960, 35720, 38456, 39292, 40480, 41078, 41360, 43240, 47564, 48070, 49115, 57152, 59455, 66880, 69184, 69920, 71440, 76912, 78584, 80960, 82156, 82720, 86480, 95128, 96140, 98230, 102695, 118910, 139840, 142880, 153824, 157168, 164312, 165440, 172960, 190256, 192280, 196460, 205390, 225929, 237820, 285760, 307648, 314336, 328624, 345920, 380512, 384560, 392920, 410780, 451858, 475640, 628672, 657248, 761024, 769120, 785840, 821560, 903716, 951280, 1129645, 1314496, 1538240, 1571680, 1643120, 1807432, 1902560, 2259290, 3143360, 3286240, 3614864, 3805120, 4518580, 6572480, 7229728, 9037160, 14459456, 18074320, 36148640, 72297280]

約数ペア:

[(1, 72297280), (2, 36148640), (4, 18074320), (5, 14459456), (8, 9037160), (10, 7229728), (11, 6572480), (16, 4518580), (19, 3805120), (20, 3614864), (22, 3286240), (23, 3143360), (32, 2259290), (38, 1902560), (40, 1807432), (44, 1643120), (46, 1571680), (47, 1538240), (55, 1314496), (64, 1129645), (76, 951280), (80, 903716), (88, 821560), (92, 785840), (94, 769120), (95, 761024), (110, 657248), (115, 628672), (152, 475640), (160, 451858), (176, 410780), (184, 392920), (188, 384560), (190, 380512), (209, 345920), (220, 328624), (230, 314336), (235, 307648), (253, 285760), (304, 237820), (320, 225929), (352, 205390), (368, 196460), (376, 192280), (380, 190256), (418, 172960), (437, 165440), (440, 164312), (460, 157168), (470, 153824), (506, 142880), (517, 139840), (608, 118910), (704, 102695), (736, 98230), (752, 96140), (760, 95128), (836, 86480), (874, 82720), (880, 82156), (893, 80960), (920, 78584), (940, 76912), (1012, 71440), (1034, 69920), (1045, 69184), (1081, 66880), (1216, 59455), (1265, 57152), (1472, 49115), (1504, 48070), (1520, 47564), (1672, 43240), (1748, 41360), (1760, 41078), (1786, 40480), (1840, 39292), (1880, 38456), (2024, 35720), (2068, 34960), (2090, 34592), (2162, 33440), (2185, 33088), (2530, 28576), (2585, 27968), (3008, 24035), (3040, 23782), (3344, 21620), (3496, 20680), (3520, 20539), (3572, 20240), (3680, 19646), (3760, 19228), (4048, 17860), (4136, 17480), (4180, 17296), (4324, 16720), (4370, 16544), (4465, 16192), (4807, 15040), (5060, 14288), (5170, 13984), (5405, 13376), (6080, 11891), (6688, 10810), (6992, 10340), (7144, 10120), (7360, 9823), (7520, 9614), (8096, 8930), (8272, 8740), (8360, 8648)]