66761520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^3\times {\mathrm{811}}^1$

素因数の和:848

約数の個数: 160

約数和(自身を含む): 241651200

約数和(自身を除く): 174889680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 343, 392, 420, 490, 560, 588, 686, 735, 784, 811, 840, 980, 1029, 1176, 1372, 1470, 1622, 1680, 1715, 1960, 2058, 2352, 2433, 2744, 2940, 3244, 3430, 3920, 4055, 4116, 4866, 5145, 5488, 5677, 5880, 6488, 6860, 8110, 8232, 9732, 10290, 11354, 11760, 12165, 12976, 13720, 16220, 16464, 17031, 19464, 20580, 22708, 24330, 27440, 28385, 32440, 34062, 38928, 39739, 41160, 45416, 48660, 56770, 64880, 68124, 79478, 82320, 85155, 90832, 97320, 113540, 119217, 136248, 158956, 170310, 194640, 198695, 227080, 238434, 272496, 278173, 317912, 340620, 397390, 454160, 476868, 556346, 596085, 635824, 681240, 794780, 834519, 953736, 1112692, 1192170, 1362480, 1390865, 1589560, 1669038, 1907472, 2225384, 2384340, 2781730, 3179120, 3338076, 4172595, 4450768, 4768680, 5563460, 6676152, 8345190, 9537360, 11126920, 13352304, 16690380, 22253840, 33380760, 66761520]

約数ペア:

[(1, 66761520), (2, 33380760), (3, 22253840), (4, 16690380), (5, 13352304), (6, 11126920), (7, 9537360), (8, 8345190), (10, 6676152), (12, 5563460), (14, 4768680), (15, 4450768), (16, 4172595), (20, 3338076), (21, 3179120), (24, 2781730), (28, 2384340), (30, 2225384), (35, 1907472), (40, 1669038), (42, 1589560), (48, 1390865), (49, 1362480), (56, 1192170), (60, 1112692), (70, 953736), (80, 834519), (84, 794780), (98, 681240), (105, 635824), (112, 596085), (120, 556346), (140, 476868), (147, 454160), (168, 397390), (196, 340620), (210, 317912), (240, 278173), (245, 272496), (280, 238434), (294, 227080), (336, 198695), (343, 194640), (392, 170310), (420, 158956), (490, 136248), (560, 119217), (588, 113540), (686, 97320), (735, 90832), (784, 85155), (811, 82320), (840, 79478), (980, 68124), (1029, 64880), (1176, 56770), (1372, 48660), (1470, 45416), (1622, 41160), (1680, 39739), (1715, 38928), (1960, 34062), (2058, 32440), (2352, 28385), (2433, 27440), (2744, 24330), (2940, 22708), (3244, 20580), (3430, 19464), (3920, 17031), (4055, 16464), (4116, 16220), (4866, 13720), (5145, 12976), (5488, 12165), (5677, 11760), (5880, 11354), (6488, 10290), (6860, 9732), (8110, 8232)]