404352760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:365

約数の個数: 128

約数和(自身を含む): 1068318720

約数和(自身を除く): 663965960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 83, 127, 137, 140, 166, 254, 274, 280, 332, 415, 508, 548, 581, 635, 664, 685, 830, 889, 959, 1016, 1096, 1162, 1270, 1370, 1660, 1778, 1918, 2324, 2540, 2740, 2905, 3320, 3556, 3836, 4445, 4648, 4795, 5080, 5480, 5810, 7112, 7672, 8890, 9590, 10541, 11371, 11620, 17399, 17780, 19180, 21082, 22742, 23240, 34798, 35560, 38360, 42164, 45484, 52705, 56855, 69596, 73787, 79597, 84328, 86995, 90968, 105410, 113710, 121793, 139192, 147574, 159194, 173990, 210820, 227420, 243586, 295148, 318388, 347980, 368935, 397985, 421640, 454840, 487172, 590296, 608965, 636776, 695960, 737870, 795970, 974344, 1217930, 1444117, 1475740, 1591940, 2435860, 2888234, 2951480, 3183880, 4871720, 5776468, 7220585, 10108819, 11552936, 14441170, 20217638, 28882340, 40435276, 50544095, 57764680, 80870552, 101088190, 202176380, 404352760]

約数ペア:

[(1, 404352760), (2, 202176380), (4, 101088190), (5, 80870552), (7, 57764680), (8, 50544095), (10, 40435276), (14, 28882340), (20, 20217638), (28, 14441170), (35, 11552936), (40, 10108819), (56, 7220585), (70, 5776468), (83, 4871720), (127, 3183880), (137, 2951480), (140, 2888234), (166, 2435860), (254, 1591940), (274, 1475740), (280, 1444117), (332, 1217930), (415, 974344), (508, 795970), (548, 737870), (581, 695960), (635, 636776), (664, 608965), (685, 590296), (830, 487172), (889, 454840), (959, 421640), (1016, 397985), (1096, 368935), (1162, 347980), (1270, 318388), (1370, 295148), (1660, 243586), (1778, 227420), (1918, 210820), (2324, 173990), (2540, 159194), (2740, 147574), (2905, 139192), (3320, 121793), (3556, 113710), (3836, 105410), (4445, 90968), (4648, 86995), (4795, 84328), (5080, 79597), (5480, 73787), (5810, 69596), (7112, 56855), (7672, 52705), (8890, 45484), (9590, 42164), (10541, 38360), (11371, 35560), (11620, 34798), (17399, 23240), (17780, 22742), (19180, 21082)]