1918243080

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{431}}^1$

素因数の和:781

約数の個数: 256

約数和(自身を含む): 6923750400

約数和(自身を除く): 5005507320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 90, 104, 108, 117, 120, 130, 135, 156, 180, 195, 216, 234, 260, 270, 312, 317, 351, 360, 390, 431, 468, 520, 540, 585, 634, 702, 780, 862, 936, 951, 1080, 1170, 1268, 1293, 1404, 1560, 1585, 1724, 1755, 1902, 2155, 2340, 2536, 2586, 2808, 2853, 3170, 3448, 3510, 3804, 3879, 4121, 4310, 4680, 4755, 5172, 5603, 5706, 6340, 6465, 7020, 7608, 7758, 8242, 8559, 8620, 9510, 10344, 11206, 11412, 11637, 12363, 12680, 12930, 14040, 14265, 15516, 16484, 16809, 17118, 17240, 19020, 19395, 20605, 22412, 22824, 23274, 24726, 25860, 28015, 28530, 31032, 32968, 33618, 34236, 37089, 38040, 38790, 41210, 42795, 44824, 46548, 49452, 50427, 51720, 56030, 57060, 58185, 61815, 67236, 68472, 74178, 77580, 82420, 84045, 85590, 93096, 98904, 100854, 111267, 112060, 114120, 116370, 123630, 134472, 136627, 148356, 151281, 155160, 164840, 168090, 171180, 185445, 201708, 222534, 224120, 232740, 247260, 252135, 273254, 296712, 302562, 336180, 342360, 370890, 403416, 409881, 445068, 465480, 494520, 504270, 546508, 556335, 605124, 672360, 683135, 741780, 756405, 819762, 890136, 1008540, 1093016, 1112670, 1210248, 1229643, 1366270, 1483560, 1512810, 1639524, 1776151, 2017080, 2049405, 2225340, 2459286, 2732540, 3025620, 3279048, 3552302, 3688929, 4098810, 4450680, 4918572, 5328453, 5465080, 6051240, 6148215, 7104604, 7377858, 8197620, 8880755, 9837144, 10656906, 12296430, 14209208, 14755716, 15985359, 16395240, 17761510, 18444645, 21313812, 24592860, 26642265, 29511432, 31970718, 35523020, 36889290, 42627624, 47956077, 49185720, 53284530, 63941436, 71046040, 73778580, 79926795, 95912154, 106569060, 127882872, 147557160, 159853590, 191824308, 213138120, 239780385, 319707180, 383648616, 479560770, 639414360, 959121540, 1918243080]

約数ペア:

[(1, 1918243080), (2, 959121540), (3, 639414360), (4, 479560770), (5, 383648616), (6, 319707180), (8, 239780385), (9, 213138120), (10, 191824308), (12, 159853590), (13, 147557160), (15, 127882872), (18, 106569060), (20, 95912154), (24, 79926795), (26, 73778580), (27, 71046040), (30, 63941436), (36, 53284530), (39, 49185720), (40, 47956077), (45, 42627624), (52, 36889290), (54, 35523020), (60, 31970718), (65, 29511432), (72, 26642265), (78, 24592860), (90, 21313812), (104, 18444645), (108, 17761510), (117, 16395240), (120, 15985359), (130, 14755716), (135, 14209208), (156, 12296430), (180, 10656906), (195, 9837144), (216, 8880755), (234, 8197620), (260, 7377858), (270, 7104604), (312, 6148215), (317, 6051240), (351, 5465080), (360, 5328453), (390, 4918572), (431, 4450680), (468, 4098810), (520, 3688929), (540, 3552302), (585, 3279048), (634, 3025620), (702, 2732540), (780, 2459286), (862, 2225340), (936, 2049405), (951, 2017080), (1080, 1776151), (1170, 1639524), (1268, 1512810), (1293, 1483560), (1404, 1366270), (1560, 1229643), (1585, 1210248), (1724, 1112670), (1755, 1093016), (1902, 1008540), (2155, 890136), (2340, 819762), (2536, 756405), (2586, 741780), (2808, 683135), (2853, 672360), (3170, 605124), (3448, 556335), (3510, 546508), (3804, 504270), (3879, 494520), (4121, 465480), (4310, 445068), (4680, 409881), (4755, 403416), (5172, 370890), (5603, 342360), (5706, 336180), (6340, 302562), (6465, 296712), (7020, 273254), (7608, 252135), (7758, 247260), (8242, 232740), (8559, 224120), (8620, 222534), (9510, 201708), (10344, 185445), (11206, 171180), (11412, 168090), (11637, 164840), (12363, 155160), (12680, 151281), (12930, 148356), (14040, 136627), (14265, 134472), (15516, 123630), (16484, 116370), (16809, 114120), (17118, 112060), (17240, 111267), (19020, 100854), (19395, 98904), (20605, 93096), (22412, 85590), (22824, 84045), (23274, 82420), (24726, 77580), (25860, 74178), (28015, 68472), (28530, 67236), (31032, 61815), (32968, 58185), (33618, 57060), (34236, 56030), (37089, 51720), (38040, 50427), (38790, 49452), (41210, 46548), (42795, 44824)]