19975994640

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{566213}}^1$

素因数の和:566246

約数の個数: 180

約数和(自身を含む): 78039010764

約数和(自身を除く): 58063016124

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 252, 280, 294, 315, 336, 360, 392, 420, 441, 490, 504, 560, 588, 630, 720, 735, 784, 840, 882, 980, 1008, 1176, 1260, 1470, 1680, 1764, 1960, 2205, 2352, 2520, 2940, 3528, 3920, 4410, 5040, 5880, 7056, 8820, 11760, 17640, 35280, 566213, 1132426, 1698639, 2264852, 2831065, 3397278, 3963491, 4529704, 5095917, 5662130, 6794556, 7926982, 8493195, 9059408, 10191834, 11324260, 11890473, 13589112, 15853964, 16986390, 19817455, 20383668, 22648520, 23780946, 25479585, 27178224, 27744437, 31707928, 33972780, 35671419, 39634910, 40767336, 45297040, 47561892, 50959170, 55488874, 59452365, 63415856, 67945560, 71342838, 79269820, 81534672, 83233311, 95123784, 101918340, 110977748, 118904730, 135891120, 138722185, 142685676, 158539640, 166466622, 178357095, 190247568, 203836680, 221955496, 237809460, 249699933, 277444370, 285371352, 317079280, 332933244, 356714190, 407673360, 416166555, 443910992, 475618920, 499399866, 554888740, 570742704, 665866488, 713428380, 832333110, 951237840, 998799732, 1109777480, 1248499665, 1331732976, 1426856760, 1664666220, 1997599464, 2219554960, 2496999330, 2853713520, 3329332440, 3995198928, 4993998660, 6658664880, 9987997320, 19975994640]

約数ペア:

[(1, 19975994640), (2, 9987997320), (3, 6658664880), (4, 4993998660), (5, 3995198928), (6, 3329332440), (7, 2853713520), (8, 2496999330), (9, 2219554960), (10, 1997599464), (12, 1664666220), (14, 1426856760), (15, 1331732976), (16, 1248499665), (18, 1109777480), (20, 998799732), (21, 951237840), (24, 832333110), (28, 713428380), (30, 665866488), (35, 570742704), (36, 554888740), (40, 499399866), (42, 475618920), (45, 443910992), (48, 416166555), (49, 407673360), (56, 356714190), (60, 332933244), (63, 317079280), (70, 285371352), (72, 277444370), (80, 249699933), (84, 237809460), (90, 221955496), (98, 203836680), (105, 190247568), (112, 178357095), (120, 166466622), (126, 158539640), (140, 142685676), (144, 138722185), (147, 135891120), (168, 118904730), (180, 110977748), (196, 101918340), (210, 95123784), (240, 83233311), (245, 81534672), (252, 79269820), (280, 71342838), (294, 67945560), (315, 63415856), (336, 59452365), (360, 55488874), (392, 50959170), (420, 47561892), (441, 45297040), (490, 40767336), (504, 39634910), (560, 35671419), (588, 33972780), (630, 31707928), (720, 27744437), (735, 27178224), (784, 25479585), (840, 23780946), (882, 22648520), (980, 20383668), (1008, 19817455), (1176, 16986390), (1260, 15853964), (1470, 13589112), (1680, 11890473), (1764, 11324260), (1960, 10191834), (2205, 9059408), (2352, 8493195), (2520, 7926982), (2940, 6794556), (3528, 5662130), (3920, 5095917), (4410, 4529704), (5040, 3963491), (5880, 3397278), (7056, 2831065), (8820, 2264852), (11760, 1698639), (17640, 1132426), (35280, 566213)]