831220920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{307}}^1$

素因数の和:459

約数の個数: 256

約数和(自身を含む): 2927232000

約数和(自身を除く): 2096011080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 54, 60, 69, 72, 90, 92, 108, 109, 115, 120, 135, 138, 180, 184, 207, 216, 218, 230, 270, 276, 307, 327, 345, 360, 414, 436, 460, 540, 545, 552, 614, 621, 654, 690, 828, 872, 920, 921, 981, 1035, 1080, 1090, 1228, 1242, 1308, 1380, 1535, 1635, 1656, 1842, 1962, 2070, 2180, 2456, 2484, 2507, 2616, 2760, 2763, 2943, 3070, 3105, 3270, 3684, 3924, 4140, 4360, 4605, 4905, 4968, 5014, 5526, 5886, 6140, 6210, 6540, 7061, 7368, 7521, 7848, 8280, 8289, 9210, 9810, 10028, 11052, 11772, 12280, 12420, 12535, 13080, 13815, 14122, 14715, 15042, 16578, 18420, 19620, 20056, 21183, 22104, 22563, 23544, 24840, 25070, 27630, 28244, 29430, 30084, 33156, 33463, 35305, 36840, 37605, 39240, 41445, 42366, 45126, 50140, 55260, 56488, 58860, 60168, 63549, 66312, 66926, 67689, 70610, 75210, 82890, 84732, 90252, 100280, 100389, 105915, 110520, 112815, 117720, 127098, 133852, 135378, 141220, 150420, 165780, 167315, 169464, 180504, 190647, 200778, 211830, 225630, 254196, 267704, 270756, 282440, 300840, 301167, 317745, 331560, 334630, 338445, 381294, 401556, 423660, 451260, 501945, 508392, 541512, 602334, 635490, 669260, 676890, 762588, 769649, 803112, 847320, 902520, 903501, 953235, 1003890, 1204668, 1270980, 1338520, 1353780, 1505835, 1525176, 1539298, 1807002, 1906470, 2007780, 2308947, 2409336, 2541960, 2707560, 3011670, 3078596, 3614004, 3812940, 3848245, 4015560, 4517505, 4617894, 6023340, 6157192, 6926841, 7228008, 7625880, 7696490, 9035010, 9235788, 11544735, 12046680, 13853682, 15392980, 18070020, 18471576, 20780523, 23089470, 27707364, 30785960, 34634205, 36140040, 41561046, 46178940, 55414728, 69268410, 83122092, 92357880, 103902615, 138536820, 166244184, 207805230, 277073640, 415610460, 831220920]

約数ペア:

[(1, 831220920), (2, 415610460), (3, 277073640), (4, 207805230), (5, 166244184), (6, 138536820), (8, 103902615), (9, 92357880), (10, 83122092), (12, 69268410), (15, 55414728), (18, 46178940), (20, 41561046), (23, 36140040), (24, 34634205), (27, 30785960), (30, 27707364), (36, 23089470), (40, 20780523), (45, 18471576), (46, 18070020), (54, 15392980), (60, 13853682), (69, 12046680), (72, 11544735), (90, 9235788), (92, 9035010), (108, 7696490), (109, 7625880), (115, 7228008), (120, 6926841), (135, 6157192), (138, 6023340), (180, 4617894), (184, 4517505), (207, 4015560), (216, 3848245), (218, 3812940), (230, 3614004), (270, 3078596), (276, 3011670), (307, 2707560), (327, 2541960), (345, 2409336), (360, 2308947), (414, 2007780), (436, 1906470), (460, 1807002), (540, 1539298), (545, 1525176), (552, 1505835), (614, 1353780), (621, 1338520), (654, 1270980), (690, 1204668), (828, 1003890), (872, 953235), (920, 903501), (921, 902520), (981, 847320), (1035, 803112), (1080, 769649), (1090, 762588), (1228, 676890), (1242, 669260), (1308, 635490), (1380, 602334), (1535, 541512), (1635, 508392), (1656, 501945), (1842, 451260), (1962, 423660), (2070, 401556), (2180, 381294), (2456, 338445), (2484, 334630), (2507, 331560), (2616, 317745), (2760, 301167), (2763, 300840), (2943, 282440), (3070, 270756), (3105, 267704), (3270, 254196), (3684, 225630), (3924, 211830), (4140, 200778), (4360, 190647), (4605, 180504), (4905, 169464), (4968, 167315), (5014, 165780), (5526, 150420), (5886, 141220), (6140, 135378), (6210, 133852), (6540, 127098), (7061, 117720), (7368, 112815), (7521, 110520), (7848, 105915), (8280, 100389), (8289, 100280), (9210, 90252), (9810, 84732), (10028, 82890), (11052, 75210), (11772, 70610), (12280, 67689), (12420, 66926), (12535, 66312), (13080, 63549), (13815, 60168), (14122, 58860), (14715, 56488), (15042, 55260), (16578, 50140), (18420, 45126), (19620, 42366), (20056, 41445), (21183, 39240), (22104, 37605), (22563, 36840), (23544, 35305), (24840, 33463), (25070, 33156), (27630, 30084), (28244, 29430)]