66820320

素因数分解:

$2^5\times 3^2\times 5^1\times 7^2\times {\mathrm{947}}^1$

素因数の和:982

約数の個数: 216

約数和(自身を含む): 265532904

約数和(自身を除く): 198712584

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 336, 360, 392, 420, 441, 480, 490, 504, 560, 588, 630, 672, 720, 735, 784, 840, 882, 947, 980, 1008, 1120, 1176, 1260, 1440, 1470, 1568, 1680, 1764, 1894, 1960, 2016, 2205, 2352, 2520, 2841, 2940, 3360, 3528, 3788, 3920, 4410, 4704, 4735, 5040, 5682, 5880, 6629, 7056, 7576, 7840, 8523, 8820, 9470, 10080, 11364, 11760, 13258, 14112, 14205, 15152, 17046, 17640, 18940, 19887, 22728, 23520, 26516, 28410, 30304, 33145, 34092, 35280, 37880, 39774, 42615, 45456, 46403, 53032, 56820, 59661, 66290, 68184, 70560, 75760, 79548, 85230, 90912, 92806, 99435, 106064, 113640, 119322, 132580, 136368, 139209, 151520, 159096, 170460, 185612, 198870, 212128, 227280, 232015, 238644, 265160, 272736, 278418, 298305, 318192, 340920, 371224, 397740, 417627, 454560, 464030, 477288, 530320, 556836, 596610, 636384, 681840, 696045, 742448, 795480, 835254, 928060, 954576, 1060640, 1113672, 1193220, 1363680, 1392090, 1484896, 1590960, 1670508, 1856120, 1909152, 2088135, 2227344, 2386440, 2784180, 3181920, 3341016, 3712240, 4176270, 4454688, 4772880, 5568360, 6682032, 7424480, 8352540, 9545760, 11136720, 13364064, 16705080, 22273440, 33410160, 66820320]

約数ペア:

[(1, 66820320), (2, 33410160), (3, 22273440), (4, 16705080), (5, 13364064), (6, 11136720), (7, 9545760), (8, 8352540), (9, 7424480), (10, 6682032), (12, 5568360), (14, 4772880), (15, 4454688), (16, 4176270), (18, 3712240), (20, 3341016), (21, 3181920), (24, 2784180), (28, 2386440), (30, 2227344), (32, 2088135), (35, 1909152), (36, 1856120), (40, 1670508), (42, 1590960), (45, 1484896), (48, 1392090), (49, 1363680), (56, 1193220), (60, 1113672), (63, 1060640), (70, 954576), (72, 928060), (80, 835254), (84, 795480), (90, 742448), (96, 696045), (98, 681840), (105, 636384), (112, 596610), (120, 556836), (126, 530320), (140, 477288), (144, 464030), (147, 454560), (160, 417627), (168, 397740), (180, 371224), (196, 340920), (210, 318192), (224, 298305), (240, 278418), (245, 272736), (252, 265160), (280, 238644), (288, 232015), (294, 227280), (315, 212128), (336, 198870), (360, 185612), (392, 170460), (420, 159096), (441, 151520), (480, 139209), (490, 136368), (504, 132580), (560, 119322), (588, 113640), (630, 106064), (672, 99435), (720, 92806), (735, 90912), (784, 85230), (840, 79548), (882, 75760), (947, 70560), (980, 68184), (1008, 66290), (1120, 59661), (1176, 56820), (1260, 53032), (1440, 46403), (1470, 45456), (1568, 42615), (1680, 39774), (1764, 37880), (1894, 35280), (1960, 34092), (2016, 33145), (2205, 30304), (2352, 28410), (2520, 26516), (2841, 23520), (2940, 22728), (3360, 19887), (3528, 18940), (3788, 17640), (3920, 17046), (4410, 15152), (4704, 14205), (4735, 14112), (5040, 13258), (5682, 11760), (5880, 11364), (6629, 10080), (7056, 9470), (7576, 8820), (7840, 8523)]