308647920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:248

約数の個数: 320

約数和(自身を含む): 1180210176

約数和(自身を除く): 871562256

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 48, 51, 56, 60, 68, 70, 80, 84, 85, 101, 102, 105, 107, 112, 119, 120, 136, 140, 168, 170, 202, 204, 210, 214, 238, 240, 255, 272, 280, 303, 321, 336, 340, 357, 404, 408, 420, 428, 476, 505, 510, 535, 560, 595, 606, 642, 680, 707, 714, 749, 808, 816, 840, 856, 952, 1010, 1020, 1070, 1190, 1212, 1284, 1360, 1414, 1428, 1498, 1515, 1605, 1616, 1680, 1712, 1717, 1785, 1819, 1904, 2020, 2040, 2121, 2140, 2247, 2380, 2424, 2568, 2828, 2856, 2996, 3030, 3210, 3434, 3535, 3570, 3638, 3745, 4040, 4080, 4242, 4280, 4494, 4760, 4848, 5136, 5151, 5457, 5656, 5712, 5992, 6060, 6420, 6868, 7070, 7140, 7276, 7490, 8080, 8484, 8560, 8585, 8988, 9095, 9520, 10302, 10605, 10807, 10914, 11235, 11312, 11984, 12019, 12120, 12733, 12840, 13736, 14140, 14280, 14552, 14980, 16968, 17170, 17976, 18190, 20604, 21210, 21614, 21828, 22470, 24038, 24240, 25466, 25680, 25755, 27285, 27472, 28280, 28560, 29104, 29960, 32421, 33936, 34340, 35952, 36057, 36380, 38199, 41208, 42420, 43228, 43656, 44940, 48076, 50932, 51510, 54035, 54570, 56560, 59920, 60095, 63665, 64842, 68680, 72114, 72760, 75649, 76398, 82416, 84840, 86456, 87312, 89880, 96152, 101864, 103020, 108070, 109140, 120190, 127330, 129684, 137360, 144228, 145520, 151298, 152796, 162105, 169680, 172912, 179760, 180285, 183719, 190995, 192304, 203728, 206040, 216140, 218280, 226947, 240380, 254660, 259368, 288456, 302596, 305592, 324210, 360570, 367438, 378245, 381990, 412080, 432280, 436560, 453894, 480760, 509320, 518736, 551157, 576912, 605192, 611184, 648420, 721140, 734876, 756490, 763980, 864560, 907788, 918595, 961520, 1018640, 1102314, 1134735, 1210384, 1286033, 1296840, 1442280, 1469752, 1512980, 1527960, 1815576, 1837190, 2204628, 2269470, 2572066, 2593680, 2755785, 2884560, 2939504, 3025960, 3055920, 3631152, 3674380, 3858099, 4409256, 4538940, 5144132, 5511570, 6051920, 6430165, 7348760, 7716198, 8818512, 9077880, 10288264, 11023140, 12860330, 14697520, 15432396, 18155760, 19290495, 20576528, 22046280, 25720660, 30864792, 38580990, 44092560, 51441320, 61729584, 77161980, 102882640, 154323960, 308647920]

約数ペア:

[(1, 308647920), (2, 154323960), (3, 102882640), (4, 77161980), (5, 61729584), (6, 51441320), (7, 44092560), (8, 38580990), (10, 30864792), (12, 25720660), (14, 22046280), (15, 20576528), (16, 19290495), (17, 18155760), (20, 15432396), (21, 14697520), (24, 12860330), (28, 11023140), (30, 10288264), (34, 9077880), (35, 8818512), (40, 7716198), (42, 7348760), (48, 6430165), (51, 6051920), (56, 5511570), (60, 5144132), (68, 4538940), (70, 4409256), (80, 3858099), (84, 3674380), (85, 3631152), (101, 3055920), (102, 3025960), (105, 2939504), (107, 2884560), (112, 2755785), (119, 2593680), (120, 2572066), (136, 2269470), (140, 2204628), (168, 1837190), (170, 1815576), (202, 1527960), (204, 1512980), (210, 1469752), (214, 1442280), (238, 1296840), (240, 1286033), (255, 1210384), (272, 1134735), (280, 1102314), (303, 1018640), (321, 961520), (336, 918595), (340, 907788), (357, 864560), (404, 763980), (408, 756490), (420, 734876), (428, 721140), (476, 648420), (505, 611184), (510, 605192), (535, 576912), (560, 551157), (595, 518736), (606, 509320), (642, 480760), (680, 453894), (707, 436560), (714, 432280), (749, 412080), (808, 381990), (816, 378245), (840, 367438), (856, 360570), (952, 324210), (1010, 305592), (1020, 302596), (1070, 288456), (1190, 259368), (1212, 254660), (1284, 240380), (1360, 226947), (1414, 218280), (1428, 216140), (1498, 206040), (1515, 203728), (1605, 192304), (1616, 190995), (1680, 183719), (1712, 180285), (1717, 179760), (1785, 172912), (1819, 169680), (1904, 162105), (2020, 152796), (2040, 151298), (2121, 145520), (2140, 144228), (2247, 137360), (2380, 129684), (2424, 127330), (2568, 120190), (2828, 109140), (2856, 108070), (2996, 103020), (3030, 101864), (3210, 96152), (3434, 89880), (3535, 87312), (3570, 86456), (3638, 84840), (3745, 82416), (4040, 76398), (4080, 75649), (4242, 72760), (4280, 72114), (4494, 68680), (4760, 64842), (4848, 63665), (5136, 60095), (5151, 59920), (5457, 56560), (5656, 54570), (5712, 54035), (5992, 51510), (6060, 50932), (6420, 48076), (6868, 44940), (7070, 43656), (7140, 43228), (7276, 42420), (7490, 41208), (8080, 38199), (8484, 36380), (8560, 36057), (8585, 35952), (8988, 34340), (9095, 33936), (9520, 32421), (10302, 29960), (10605, 29104), (10807, 28560), (10914, 28280), (11235, 27472), (11312, 27285), (11984, 25755), (12019, 25680), (12120, 25466), (12733, 24240), (12840, 24038), (13736, 22470), (14140, 21828), (14280, 21614), (14552, 21210), (14980, 20604), (16968, 18190), (17170, 17976)]