72820160

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1$

素因数の和:131

約数の個数: 224

約数和(自身を含む): 219456000

約数和(自身を除く): 146635840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 29, 32, 35, 38, 40, 56, 58, 59, 64, 70, 76, 80, 95, 112, 116, 118, 133, 140, 145, 152, 160, 190, 203, 224, 232, 236, 266, 280, 290, 295, 304, 320, 380, 406, 413, 448, 464, 472, 532, 551, 560, 580, 590, 608, 665, 760, 812, 826, 928, 944, 1015, 1064, 1102, 1120, 1121, 1160, 1180, 1216, 1330, 1520, 1624, 1652, 1711, 1856, 1888, 2030, 2065, 2128, 2204, 2240, 2242, 2320, 2360, 2660, 2755, 3040, 3248, 3304, 3422, 3776, 3857, 4060, 4130, 4256, 4408, 4484, 4640, 4720, 5320, 5510, 5605, 6080, 6496, 6608, 6844, 7714, 7847, 8120, 8260, 8512, 8555, 8816, 8968, 9280, 9440, 10640, 11020, 11210, 11977, 12992, 13216, 13688, 15428, 15694, 16240, 16520, 17110, 17632, 17936, 18880, 19285, 21280, 22040, 22420, 23954, 26432, 27376, 30856, 31388, 32480, 32509, 33040, 34220, 35264, 35872, 38570, 39235, 42560, 44080, 44840, 47908, 54752, 59885, 61712, 62776, 64960, 65018, 66080, 68440, 71744, 77140, 78470, 88160, 89680, 95816, 109504, 119770, 123424, 125552, 130036, 132160, 136880, 154280, 156940, 162545, 176320, 179360, 191632, 227563, 239540, 246848, 251104, 260072, 273760, 308560, 313880, 325090, 358720, 383264, 455126, 479080, 502208, 520144, 547520, 617120, 627760, 650180, 766528, 910252, 958160, 1040288, 1137815, 1234240, 1255520, 1300360, 1820504, 1916320, 2080576, 2275630, 2511040, 2600720, 3641008, 3832640, 4551260, 5201440, 7282016, 9102520, 10402880, 14564032, 18205040, 36410080, 72820160]

約数ペア:

[(1, 72820160), (2, 36410080), (4, 18205040), (5, 14564032), (7, 10402880), (8, 9102520), (10, 7282016), (14, 5201440), (16, 4551260), (19, 3832640), (20, 3641008), (28, 2600720), (29, 2511040), (32, 2275630), (35, 2080576), (38, 1916320), (40, 1820504), (56, 1300360), (58, 1255520), (59, 1234240), (64, 1137815), (70, 1040288), (76, 958160), (80, 910252), (95, 766528), (112, 650180), (116, 627760), (118, 617120), (133, 547520), (140, 520144), (145, 502208), (152, 479080), (160, 455126), (190, 383264), (203, 358720), (224, 325090), (232, 313880), (236, 308560), (266, 273760), (280, 260072), (290, 251104), (295, 246848), (304, 239540), (320, 227563), (380, 191632), (406, 179360), (413, 176320), (448, 162545), (464, 156940), (472, 154280), (532, 136880), (551, 132160), (560, 130036), (580, 125552), (590, 123424), (608, 119770), (665, 109504), (760, 95816), (812, 89680), (826, 88160), (928, 78470), (944, 77140), (1015, 71744), (1064, 68440), (1102, 66080), (1120, 65018), (1121, 64960), (1160, 62776), (1180, 61712), (1216, 59885), (1330, 54752), (1520, 47908), (1624, 44840), (1652, 44080), (1711, 42560), (1856, 39235), (1888, 38570), (2030, 35872), (2065, 35264), (2128, 34220), (2204, 33040), (2240, 32509), (2242, 32480), (2320, 31388), (2360, 30856), (2660, 27376), (2755, 26432), (3040, 23954), (3248, 22420), (3304, 22040), (3422, 21280), (3776, 19285), (3857, 18880), (4060, 17936), (4130, 17632), (4256, 17110), (4408, 16520), (4484, 16240), (4640, 15694), (4720, 15428), (5320, 13688), (5510, 13216), (5605, 12992), (6080, 11977), (6496, 11210), (6608, 11020), (6844, 10640), (7714, 9440), (7847, 9280), (8120, 8968), (8260, 8816), (8512, 8555)]