18689185280

素因数分解:

$2^9\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{9137}}^1$

素因数の和:9224

約数の個数: 160

約数和(自身を含む): 48460934016

約数和(自身を除く): 29771748736

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 47, 64, 68, 80, 85, 94, 128, 136, 160, 170, 188, 235, 256, 272, 320, 340, 376, 470, 512, 544, 640, 680, 752, 799, 940, 1088, 1280, 1360, 1504, 1598, 1880, 2176, 2560, 2720, 3008, 3196, 3760, 3995, 4352, 5440, 6016, 6392, 7520, 7990, 8704, 9137, 10880, 12032, 12784, 15040, 15980, 18274, 21760, 24064, 25568, 30080, 31960, 36548, 43520, 45685, 51136, 60160, 63920, 73096, 91370, 102272, 120320, 127840, 146192, 155329, 182740, 204544, 255680, 292384, 310658, 365480, 409088, 429439, 511360, 584768, 621316, 730960, 776645, 858878, 1022720, 1169536, 1242632, 1461920, 1553290, 1717756, 2045440, 2147195, 2339072, 2485264, 2923840, 3106580, 3435512, 4294390, 4678144, 4970528, 5847680, 6213160, 6871024, 7300463, 8588780, 9941056, 11695360, 12426320, 13742048, 14600926, 17177560, 19882112, 23390720, 24852640, 27484096, 29201852, 34355120, 36502315, 39764224, 49705280, 54968192, 58403704, 68710240, 73004630, 79528448, 99410560, 109936384, 116807408, 137420480, 146009260, 198821120, 219872768, 233614816, 274840960, 292018520, 397642240, 467229632, 549681920, 584037040, 934459264, 1099363840, 1168074080, 1868918528, 2336148160, 3737837056, 4672296320, 9344592640, 18689185280]

約数ペア:

[(1, 18689185280), (2, 9344592640), (4, 4672296320), (5, 3737837056), (8, 2336148160), (10, 1868918528), (16, 1168074080), (17, 1099363840), (20, 934459264), (32, 584037040), (34, 549681920), (40, 467229632), (47, 397642240), (64, 292018520), (68, 274840960), (80, 233614816), (85, 219872768), (94, 198821120), (128, 146009260), (136, 137420480), (160, 116807408), (170, 109936384), (188, 99410560), (235, 79528448), (256, 73004630), (272, 68710240), (320, 58403704), (340, 54968192), (376, 49705280), (470, 39764224), (512, 36502315), (544, 34355120), (640, 29201852), (680, 27484096), (752, 24852640), (799, 23390720), (940, 19882112), (1088, 17177560), (1280, 14600926), (1360, 13742048), (1504, 12426320), (1598, 11695360), (1880, 9941056), (2176, 8588780), (2560, 7300463), (2720, 6871024), (3008, 6213160), (3196, 5847680), (3760, 4970528), (3995, 4678144), (4352, 4294390), (5440, 3435512), (6016, 3106580), (6392, 2923840), (7520, 2485264), (7990, 2339072), (8704, 2147195), (9137, 2045440), (10880, 1717756), (12032, 1553290), (12784, 1461920), (15040, 1242632), (15980, 1169536), (18274, 1022720), (21760, 858878), (24064, 776645), (25568, 730960), (30080, 621316), (31960, 584768), (36548, 511360), (43520, 429439), (45685, 409088), (51136, 365480), (60160, 310658), (63920, 292384), (73096, 255680), (91370, 204544), (102272, 182740), (120320, 155329), (127840, 146192)]