19957822080

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{6659}}^1$

素因数の和:6911

約数の個数: 256

約数和(自身を含む): 73040486400

約数和(自身を除く): 53082664320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 223, 224, 240, 280, 320, 336, 384, 420, 446, 448, 480, 560, 640, 669, 672, 840, 892, 896, 960, 1115, 1120, 1338, 1344, 1561, 1680, 1784, 1920, 2230, 2240, 2676, 2688, 3122, 3345, 3360, 3568, 4460, 4480, 4683, 5352, 6244, 6659, 6690, 6720, 7136, 7805, 8920, 9366, 10704, 12488, 13318, 13380, 13440, 14272, 15610, 17840, 18732, 19977, 21408, 23415, 24976, 26636, 26760, 28544, 31220, 33295, 35680, 37464, 39954, 42816, 46613, 46830, 49952, 53272, 53520, 62440, 66590, 71360, 74928, 79908, 85632, 93226, 93660, 99885, 99904, 106544, 107040, 124880, 133180, 139839, 142720, 149856, 159816, 186452, 187320, 199770, 199808, 213088, 214080, 233065, 249760, 266360, 279678, 299712, 319632, 372904, 374640, 399540, 426176, 428160, 466130, 499520, 532720, 559356, 599424, 639264, 699195, 745808, 749280, 799080, 852352, 932260, 999040, 1065440, 1118712, 1278528, 1398390, 1484957, 1491616, 1498560, 1598160, 1864520, 2130880, 2237424, 2557056, 2796780, 2969914, 2983232, 2997120, 3196320, 3729040, 4261760, 4454871, 4474848, 5593560, 5939828, 5966464, 6392640, 7424785, 7458080, 8909742, 8949696, 10394699, 11187120, 11879656, 12785280, 14849570, 14916160, 17819484, 17899392, 20789398, 22274355, 22374240, 23759312, 29699140, 29832320, 31184097, 35638968, 41578796, 44548710, 44748480, 47518624, 51973495, 59398280, 62368194, 71277936, 83157592, 89097420, 89496960, 95037248, 103946990, 118796560, 124736388, 142555872, 155920485, 166315184, 178194840, 190074496, 207893980, 237593120, 249472776, 285111744, 311840970, 332630368, 356389680, 415787960, 475186240, 498945552, 570223488, 623681940, 665260736, 712779360, 831575920, 950372480, 997891104, 1247363880, 1330521472, 1425558720, 1663151840, 1995782208, 2494727760, 2851117440, 3326303680, 3991564416, 4989455520, 6652607360, 9978911040, 19957822080]

約数ペア:

[(1, 19957822080), (2, 9978911040), (3, 6652607360), (4, 4989455520), (5, 3991564416), (6, 3326303680), (7, 2851117440), (8, 2494727760), (10, 1995782208), (12, 1663151840), (14, 1425558720), (15, 1330521472), (16, 1247363880), (20, 997891104), (21, 950372480), (24, 831575920), (28, 712779360), (30, 665260736), (32, 623681940), (35, 570223488), (40, 498945552), (42, 475186240), (48, 415787960), (56, 356389680), (60, 332630368), (64, 311840970), (70, 285111744), (80, 249472776), (84, 237593120), (96, 207893980), (105, 190074496), (112, 178194840), (120, 166315184), (128, 155920485), (140, 142555872), (160, 124736388), (168, 118796560), (192, 103946990), (210, 95037248), (223, 89496960), (224, 89097420), (240, 83157592), (280, 71277936), (320, 62368194), (336, 59398280), (384, 51973495), (420, 47518624), (446, 44748480), (448, 44548710), (480, 41578796), (560, 35638968), (640, 31184097), (669, 29832320), (672, 29699140), (840, 23759312), (892, 22374240), (896, 22274355), (960, 20789398), (1115, 17899392), (1120, 17819484), (1338, 14916160), (1344, 14849570), (1561, 12785280), (1680, 11879656), (1784, 11187120), (1920, 10394699), (2230, 8949696), (2240, 8909742), (2676, 7458080), (2688, 7424785), (3122, 6392640), (3345, 5966464), (3360, 5939828), (3568, 5593560), (4460, 4474848), (4480, 4454871), (4683, 4261760), (5352, 3729040), (6244, 3196320), (6659, 2997120), (6690, 2983232), (6720, 2969914), (7136, 2796780), (7805, 2557056), (8920, 2237424), (9366, 2130880), (10704, 1864520), (12488, 1598160), (13318, 1498560), (13380, 1491616), (13440, 1484957), (14272, 1398390), (15610, 1278528), (17840, 1118712), (18732, 1065440), (19977, 999040), (21408, 932260), (23415, 852352), (24976, 799080), (26636, 749280), (26760, 745808), (28544, 699195), (31220, 639264), (33295, 599424), (35680, 559356), (37464, 532720), (39954, 499520), (42816, 466130), (46613, 428160), (46830, 426176), (49952, 399540), (53272, 374640), (53520, 372904), (62440, 319632), (66590, 299712), (71360, 279678), (74928, 266360), (79908, 249760), (85632, 233065), (93226, 214080), (93660, 213088), (99885, 199808), (99904, 199770), (106544, 187320), (107040, 186452), (124880, 159816), (133180, 149856), (139839, 142720)]