129125920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1$

素因数の和:303

約数の個数: 192

約数和(自身を含む): 390168576

約数和(自身を除く): 261042656

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 47, 55, 56, 70, 77, 80, 88, 94, 110, 112, 140, 154, 160, 176, 188, 220, 223, 224, 235, 280, 308, 329, 352, 376, 385, 440, 446, 470, 517, 560, 616, 658, 752, 770, 880, 892, 940, 1034, 1115, 1120, 1232, 1316, 1504, 1540, 1561, 1645, 1760, 1784, 1880, 2068, 2230, 2453, 2464, 2585, 2632, 3080, 3122, 3290, 3568, 3619, 3760, 4136, 4460, 4906, 5170, 5264, 6160, 6244, 6580, 7136, 7238, 7520, 7805, 8272, 8920, 9812, 10340, 10481, 10528, 12265, 12320, 12488, 13160, 14476, 15610, 16544, 17171, 17840, 18095, 19624, 20680, 20962, 24530, 24976, 26320, 28952, 31220, 34342, 35680, 36190, 39248, 41360, 41924, 49060, 49952, 52405, 52640, 57904, 62440, 68684, 72380, 73367, 78496, 82720, 83848, 85855, 98120, 104810, 115291, 115808, 124880, 137368, 144760, 146734, 167696, 171710, 196240, 209620, 230582, 249760, 274736, 289520, 293468, 335392, 343420, 366835, 392480, 419240, 461164, 549472, 576455, 579040, 586936, 686840, 733670, 807037, 838480, 922328, 1152910, 1173872, 1373680, 1467340, 1614074, 1676960, 1844656, 2305820, 2347744, 2747360, 2934680, 3228148, 3689312, 4035185, 4611640, 5869360, 6456296, 8070370, 9223280, 11738720, 12912592, 16140740, 18446560, 25825184, 32281480, 64562960, 129125920]

約数ペア:

[(1, 129125920), (2, 64562960), (4, 32281480), (5, 25825184), (7, 18446560), (8, 16140740), (10, 12912592), (11, 11738720), (14, 9223280), (16, 8070370), (20, 6456296), (22, 5869360), (28, 4611640), (32, 4035185), (35, 3689312), (40, 3228148), (44, 2934680), (47, 2747360), (55, 2347744), (56, 2305820), (70, 1844656), (77, 1676960), (80, 1614074), (88, 1467340), (94, 1373680), (110, 1173872), (112, 1152910), (140, 922328), (154, 838480), (160, 807037), (176, 733670), (188, 686840), (220, 586936), (223, 579040), (224, 576455), (235, 549472), (280, 461164), (308, 419240), (329, 392480), (352, 366835), (376, 343420), (385, 335392), (440, 293468), (446, 289520), (470, 274736), (517, 249760), (560, 230582), (616, 209620), (658, 196240), (752, 171710), (770, 167696), (880, 146734), (892, 144760), (940, 137368), (1034, 124880), (1115, 115808), (1120, 115291), (1232, 104810), (1316, 98120), (1504, 85855), (1540, 83848), (1561, 82720), (1645, 78496), (1760, 73367), (1784, 72380), (1880, 68684), (2068, 62440), (2230, 57904), (2453, 52640), (2464, 52405), (2585, 49952), (2632, 49060), (3080, 41924), (3122, 41360), (3290, 39248), (3568, 36190), (3619, 35680), (3760, 34342), (4136, 31220), (4460, 28952), (4906, 26320), (5170, 24976), (5264, 24530), (6160, 20962), (6244, 20680), (6580, 19624), (7136, 18095), (7238, 17840), (7520, 17171), (7805, 16544), (8272, 15610), (8920, 14476), (9812, 13160), (10340, 12488), (10481, 12320), (10528, 12265)]