82819240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:299

約数の個数: 128

約数和(自身を含む): 228925440

約数和(自身を除く): 146106200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 127, 136, 137, 140, 170, 238, 254, 274, 280, 340, 476, 508, 548, 595, 635, 680, 685, 889, 952, 959, 1016, 1096, 1190, 1270, 1370, 1778, 1918, 2159, 2329, 2380, 2540, 2740, 3556, 3836, 4318, 4445, 4658, 4760, 4795, 5080, 5480, 7112, 7672, 8636, 8890, 9316, 9590, 10795, 11645, 15113, 16303, 17272, 17399, 17780, 18632, 19180, 21590, 23290, 30226, 32606, 34798, 35560, 38360, 43180, 46580, 60452, 65212, 69596, 75565, 81515, 86360, 86995, 93160, 120904, 121793, 130424, 139192, 151130, 163030, 173990, 243586, 295783, 302260, 326060, 347980, 487172, 591566, 604520, 608965, 652120, 695960, 974344, 1183132, 1217930, 1478915, 2070481, 2366264, 2435860, 2957830, 4140962, 4871720, 5915660, 8281924, 10352405, 11831320, 16563848, 20704810, 41409620, 82819240]

約数ペア:

[(1, 82819240), (2, 41409620), (4, 20704810), (5, 16563848), (7, 11831320), (8, 10352405), (10, 8281924), (14, 5915660), (17, 4871720), (20, 4140962), (28, 2957830), (34, 2435860), (35, 2366264), (40, 2070481), (56, 1478915), (68, 1217930), (70, 1183132), (85, 974344), (119, 695960), (127, 652120), (136, 608965), (137, 604520), (140, 591566), (170, 487172), (238, 347980), (254, 326060), (274, 302260), (280, 295783), (340, 243586), (476, 173990), (508, 163030), (548, 151130), (595, 139192), (635, 130424), (680, 121793), (685, 120904), (889, 93160), (952, 86995), (959, 86360), (1016, 81515), (1096, 75565), (1190, 69596), (1270, 65212), (1370, 60452), (1778, 46580), (1918, 43180), (2159, 38360), (2329, 35560), (2380, 34798), (2540, 32606), (2740, 30226), (3556, 23290), (3836, 21590), (4318, 19180), (4445, 18632), (4658, 17780), (4760, 17399), (4795, 17272), (5080, 16303), (5480, 15113), (7112, 11645), (7672, 10795), (8636, 9590), (8890, 9316)]