291280640

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1$

素因数の和:135

約数の個数: 288

約数和(自身を含む): 883008000

約数和(自身を除く): 591727360

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, 128, 133, 140, 145, 152, 160, 190, 203, 224, 232, 236, 256, 266, 280, 290, 295, 304, 320, 380, 406, 413, 448, 464, 472, 532, 551, 560, 580, 590, 608, 640, 665, 760, 812, 826, 896, 928, 944, 1015, 1064, 1102, 1120, 1121, 1160, 1180, 1216, 1280, 1330, 1520, 1624, 1652, 1711, 1792, 1856, 1888, 2030, 2065, 2128, 2204, 2240, 2242, 2320, 2360, 2432, 2660, 2755, 3040, 3248, 3304, 3422, 3712, 3776, 3857, 4060, 4130, 4256, 4408, 4480, 4484, 4640, 4720, 4864, 5320, 5510, 5605, 6080, 6496, 6608, 6844, 7424, 7552, 7714, 7847, 8120, 8260, 8512, 8555, 8816, 8960, 8968, 9280, 9440, 10640, 11020, 11210, 11977, 12160, 12992, 13216, 13688, 15104, 15428, 15694, 16240, 16520, 17024, 17110, 17632, 17936, 18560, 18880, 19285, 21280, 22040, 22420, 23954, 24320, 25984, 26432, 27376, 30856, 31388, 32480, 32509, 33040, 34048, 34220, 35264, 35872, 37120, 37760, 38570, 39235, 42560, 44080, 44840, 47908, 51968, 52864, 54752, 59885, 61712, 62776, 64960, 65018, 66080, 68440, 70528, 71744, 75520, 77140, 78470, 85120, 88160, 89680, 95816, 105728, 109504, 119770, 123424, 125552, 129920, 130036, 132160, 136880, 141056, 143488, 154280, 156940, 162545, 170240, 176320, 179360, 191632, 219008, 227563, 239540, 246848, 251104, 259840, 260072, 264320, 273760, 286976, 308560, 313880, 325090, 352640, 358720, 383264, 438016, 455126, 479080, 493696, 502208, 520144, 528640, 547520, 617120, 627760, 650180, 705280, 717440, 766528, 910252, 958160, 987392, 1004416, 1040288, 1095040, 1137815, 1234240, 1255520, 1300360, 1434880, 1533056, 1820504, 1916320, 2008832, 2080576, 2190080, 2275630, 2468480, 2511040, 2600720, 3066112, 3641008, 3832640, 4161152, 4551260, 4936960, 5022080, 5201440, 7282016, 7665280, 8322304, 9102520, 10044160, 10402880, 14564032, 15330560, 18205040, 20805760, 29128064, 36410080, 41611520, 58256128, 72820160, 145640320, 291280640]

約数ペア:

[(1, 291280640), (2, 145640320), (4, 72820160), (5, 58256128), (7, 41611520), (8, 36410080), (10, 29128064), (14, 20805760), (16, 18205040), (19, 15330560), (20, 14564032), (28, 10402880), (29, 10044160), (32, 9102520), (35, 8322304), (38, 7665280), (40, 7282016), (56, 5201440), (58, 5022080), (59, 4936960), (64, 4551260), (70, 4161152), (76, 3832640), (80, 3641008), (95, 3066112), (112, 2600720), (116, 2511040), (118, 2468480), (128, 2275630), (133, 2190080), (140, 2080576), (145, 2008832), (152, 1916320), (160, 1820504), (190, 1533056), (203, 1434880), (224, 1300360), (232, 1255520), (236, 1234240), (256, 1137815), (266, 1095040), (280, 1040288), (290, 1004416), (295, 987392), (304, 958160), (320, 910252), (380, 766528), (406, 717440), (413, 705280), (448, 650180), (464, 627760), (472, 617120), (532, 547520), (551, 528640), (560, 520144), (580, 502208), (590, 493696), (608, 479080), (640, 455126), (665, 438016), (760, 383264), (812, 358720), (826, 352640), (896, 325090), (928, 313880), (944, 308560), (1015, 286976), (1064, 273760), (1102, 264320), (1120, 260072), (1121, 259840), (1160, 251104), (1180, 246848), (1216, 239540), (1280, 227563), (1330, 219008), (1520, 191632), (1624, 179360), (1652, 176320), (1711, 170240), (1792, 162545), (1856, 156940), (1888, 154280), (2030, 143488), (2065, 141056), (2128, 136880), (2204, 132160), (2240, 130036), (2242, 129920), (2320, 125552), (2360, 123424), (2432, 119770), (2660, 109504), (2755, 105728), (3040, 95816), (3248, 89680), (3304, 88160), (3422, 85120), (3712, 78470), (3776, 77140), (3857, 75520), (4060, 71744), (4130, 70528), (4256, 68440), (4408, 66080), (4480, 65018), (4484, 64960), (4640, 62776), (4720, 61712), (4864, 59885), (5320, 54752), (5510, 52864), (5605, 51968), (6080, 47908), (6496, 44840), (6608, 44080), (6844, 42560), (7424, 39235), (7552, 38570), (7714, 37760), (7847, 37120), (8120, 35872), (8260, 35264), (8512, 34220), (8555, 34048), (8816, 33040), (8960, 32509), (8968, 32480), (9280, 31388), (9440, 30856), (10640, 27376), (11020, 26432), (11210, 25984), (11977, 24320), (12160, 23954), (12992, 22420), (13216, 22040), (13688, 21280), (15104, 19285), (15428, 18880), (15694, 18560), (16240, 17936), (16520, 17632), (17024, 17110)]