259335440

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{727}}^1$

素因数の和:774

約数の個数: 160

約数和(自身を含む): 758284800

約数和(自身を除く): 498949360

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 182, 196, 208, 245, 260, 280, 343, 364, 392, 455, 490, 520, 560, 637, 686, 727, 728, 784, 910, 980, 1040, 1274, 1372, 1454, 1456, 1715, 1820, 1960, 2548, 2744, 2908, 3185, 3430, 3635, 3640, 3920, 4459, 5089, 5096, 5488, 5816, 6370, 6860, 7270, 7280, 8918, 9451, 10178, 10192, 11632, 12740, 13720, 14540, 17836, 18902, 20356, 22295, 25445, 25480, 27440, 29080, 35623, 35672, 37804, 40712, 44590, 47255, 50890, 50960, 58160, 66157, 71246, 71344, 75608, 81424, 89180, 94510, 101780, 132314, 142492, 151216, 178115, 178360, 189020, 203560, 249361, 264628, 284984, 330785, 356230, 356720, 378040, 407120, 463099, 498722, 529256, 569968, 661570, 712460, 756080, 926198, 997444, 1058512, 1246805, 1323140, 1424920, 1852396, 1994888, 2315495, 2493610, 2646280, 2849840, 3241693, 3704792, 3989776, 4630990, 4987220, 5292560, 6483386, 7409584, 9261980, 9974440, 12966772, 16208465, 18523960, 19948880, 25933544, 32416930, 37047920, 51867088, 64833860, 129667720, 259335440]

約数ペア:

[(1, 259335440), (2, 129667720), (4, 64833860), (5, 51867088), (7, 37047920), (8, 32416930), (10, 25933544), (13, 19948880), (14, 18523960), (16, 16208465), (20, 12966772), (26, 9974440), (28, 9261980), (35, 7409584), (40, 6483386), (49, 5292560), (52, 4987220), (56, 4630990), (65, 3989776), (70, 3704792), (80, 3241693), (91, 2849840), (98, 2646280), (104, 2493610), (112, 2315495), (130, 1994888), (140, 1852396), (182, 1424920), (196, 1323140), (208, 1246805), (245, 1058512), (260, 997444), (280, 926198), (343, 756080), (364, 712460), (392, 661570), (455, 569968), (490, 529256), (520, 498722), (560, 463099), (637, 407120), (686, 378040), (727, 356720), (728, 356230), (784, 330785), (910, 284984), (980, 264628), (1040, 249361), (1274, 203560), (1372, 189020), (1454, 178360), (1456, 178115), (1715, 151216), (1820, 142492), (1960, 132314), (2548, 101780), (2744, 94510), (2908, 89180), (3185, 81424), (3430, 75608), (3635, 71344), (3640, 71246), (3920, 66157), (4459, 58160), (5089, 50960), (5096, 50890), (5488, 47255), (5816, 44590), (6370, 40712), (6860, 37804), (7270, 35672), (7280, 35623), (8918, 29080), (9451, 27440), (10178, 25480), (10192, 25445), (11632, 22295), (12740, 20356), (13720, 18902), (14540, 17836)]