320714520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{607}}^1$

素因数の和:682

約数の個数: 256

約数和(自身を含む): 1197711360

約数和(自身を除く): 876996840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 37, 40, 42, 51, 56, 60, 68, 70, 74, 84, 85, 102, 105, 111, 119, 120, 136, 140, 148, 168, 170, 185, 204, 210, 222, 238, 255, 259, 280, 296, 340, 357, 370, 408, 420, 444, 476, 510, 518, 555, 595, 607, 629, 680, 714, 740, 777, 840, 888, 952, 1020, 1036, 1110, 1190, 1214, 1258, 1295, 1428, 1480, 1554, 1785, 1821, 1887, 2040, 2072, 2220, 2380, 2428, 2516, 2590, 2856, 3035, 3108, 3145, 3570, 3642, 3774, 3885, 4249, 4403, 4440, 4760, 4856, 5032, 5180, 6070, 6216, 6290, 7140, 7284, 7548, 7770, 8498, 8806, 9105, 9435, 10319, 10360, 12140, 12580, 12747, 13209, 14280, 14568, 15096, 15540, 16996, 17612, 18210, 18870, 20638, 21245, 22015, 22459, 24280, 25160, 25494, 26418, 30957, 31080, 33992, 35224, 36420, 37740, 41276, 42490, 44030, 44918, 50988, 51595, 52836, 61914, 63735, 66045, 67377, 72233, 72840, 75480, 82552, 84980, 88060, 89836, 101976, 103190, 105672, 112295, 123828, 127470, 132090, 134754, 144466, 154785, 157213, 169960, 176120, 179672, 206380, 216699, 224590, 247656, 254940, 264180, 269508, 288932, 309570, 314426, 336885, 361165, 381803, 412760, 433398, 449180, 471639, 509880, 528360, 539016, 577864, 619140, 628852, 673770, 722330, 763606, 786065, 866796, 898360, 943278, 1083495, 1145409, 1238280, 1257704, 1347540, 1444660, 1527212, 1572130, 1733592, 1886556, 1909015, 2166990, 2290818, 2358195, 2672621, 2695080, 2889320, 3054424, 3144260, 3773112, 3818030, 4333980, 4581636, 4716390, 5345242, 5727045, 6288520, 7636060, 8017863, 8667960, 9163272, 9432780, 10690484, 11454090, 13363105, 15272120, 16035726, 18865560, 21380968, 22908180, 26726210, 32071452, 40089315, 45816360, 53452420, 64142904, 80178630, 106904840, 160357260, 320714520]

約数ペア:

[(1, 320714520), (2, 160357260), (3, 106904840), (4, 80178630), (5, 64142904), (6, 53452420), (7, 45816360), (8, 40089315), (10, 32071452), (12, 26726210), (14, 22908180), (15, 21380968), (17, 18865560), (20, 16035726), (21, 15272120), (24, 13363105), (28, 11454090), (30, 10690484), (34, 9432780), (35, 9163272), (37, 8667960), (40, 8017863), (42, 7636060), (51, 6288520), (56, 5727045), (60, 5345242), (68, 4716390), (70, 4581636), (74, 4333980), (84, 3818030), (85, 3773112), (102, 3144260), (105, 3054424), (111, 2889320), (119, 2695080), (120, 2672621), (136, 2358195), (140, 2290818), (148, 2166990), (168, 1909015), (170, 1886556), (185, 1733592), (204, 1572130), (210, 1527212), (222, 1444660), (238, 1347540), (255, 1257704), (259, 1238280), (280, 1145409), (296, 1083495), (340, 943278), (357, 898360), (370, 866796), (408, 786065), (420, 763606), (444, 722330), (476, 673770), (510, 628852), (518, 619140), (555, 577864), (595, 539016), (607, 528360), (629, 509880), (680, 471639), (714, 449180), (740, 433398), (777, 412760), (840, 381803), (888, 361165), (952, 336885), (1020, 314426), (1036, 309570), (1110, 288932), (1190, 269508), (1214, 264180), (1258, 254940), (1295, 247656), (1428, 224590), (1480, 216699), (1554, 206380), (1785, 179672), (1821, 176120), (1887, 169960), (2040, 157213), (2072, 154785), (2220, 144466), (2380, 134754), (2428, 132090), (2516, 127470), (2590, 123828), (2856, 112295), (3035, 105672), (3108, 103190), (3145, 101976), (3570, 89836), (3642, 88060), (3774, 84980), (3885, 82552), (4249, 75480), (4403, 72840), (4440, 72233), (4760, 67377), (4856, 66045), (5032, 63735), (5180, 61914), (6070, 52836), (6216, 51595), (6290, 50988), (7140, 44918), (7284, 44030), (7548, 42490), (7770, 41276), (8498, 37740), (8806, 36420), (9105, 35224), (9435, 33992), (10319, 31080), (10360, 30957), (12140, 26418), (12580, 25494), (12747, 25160), (13209, 24280), (14280, 22459), (14568, 22015), (15096, 21245), (15540, 20638), (16996, 18870), (17612, 18210)]