426821640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{443}}^1$

素因数の和:532

約数の個数: 256

約数和(自身を含む): 1554923520

約数和(自身を除く): 1128101880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 37, 40, 42, 56, 60, 62, 70, 74, 84, 93, 105, 111, 120, 124, 140, 148, 155, 168, 185, 186, 210, 217, 222, 248, 259, 280, 296, 310, 370, 372, 420, 434, 443, 444, 465, 518, 555, 620, 651, 740, 744, 777, 840, 868, 886, 888, 930, 1036, 1085, 1110, 1147, 1240, 1295, 1302, 1329, 1480, 1554, 1736, 1772, 1860, 2072, 2170, 2215, 2220, 2294, 2590, 2604, 2658, 3101, 3108, 3255, 3441, 3544, 3720, 3885, 4340, 4430, 4440, 4588, 5180, 5208, 5316, 5735, 6202, 6216, 6510, 6645, 6882, 7770, 8029, 8680, 8860, 9176, 9303, 10360, 10632, 11470, 12404, 13020, 13290, 13733, 13764, 15505, 15540, 16058, 16391, 17205, 17720, 18606, 22940, 24087, 24808, 26040, 26580, 27466, 27528, 31010, 31080, 32116, 32782, 34410, 37212, 40145, 41199, 45880, 46515, 48174, 49173, 53160, 54932, 62020, 64232, 65564, 68665, 68820, 74424, 80290, 81955, 82398, 93030, 96131, 96348, 98346, 109864, 114737, 120435, 124040, 131128, 137330, 137640, 160580, 163910, 164796, 186060, 192262, 192696, 196692, 205995, 229474, 240870, 245865, 274660, 288393, 321160, 327820, 329592, 344211, 372120, 384524, 393384, 411990, 458948, 480655, 481740, 491730, 508121, 549320, 573685, 576786, 655640, 688422, 769048, 823980, 917896, 961310, 963480, 983460, 1016242, 1147370, 1153572, 1376844, 1441965, 1524363, 1647960, 1721055, 1922620, 1966920, 2032484, 2294740, 2307144, 2540605, 2753688, 2883930, 3048726, 3442110, 3556847, 3845240, 4064968, 4589480, 5081210, 5767860, 6097452, 6884220, 7113694, 7621815, 10162420, 10670541, 11535720, 12194904, 13768440, 14227388, 15243630, 17784235, 20324840, 21341082, 28454776, 30487260, 35568470, 42682164, 53352705, 60974520, 71136940, 85364328, 106705410, 142273880, 213410820, 426821640]

約数ペア:

[(1, 426821640), (2, 213410820), (3, 142273880), (4, 106705410), (5, 85364328), (6, 71136940), (7, 60974520), (8, 53352705), (10, 42682164), (12, 35568470), (14, 30487260), (15, 28454776), (20, 21341082), (21, 20324840), (24, 17784235), (28, 15243630), (30, 14227388), (31, 13768440), (35, 12194904), (37, 11535720), (40, 10670541), (42, 10162420), (56, 7621815), (60, 7113694), (62, 6884220), (70, 6097452), (74, 5767860), (84, 5081210), (93, 4589480), (105, 4064968), (111, 3845240), (120, 3556847), (124, 3442110), (140, 3048726), (148, 2883930), (155, 2753688), (168, 2540605), (185, 2307144), (186, 2294740), (210, 2032484), (217, 1966920), (222, 1922620), (248, 1721055), (259, 1647960), (280, 1524363), (296, 1441965), (310, 1376844), (370, 1153572), (372, 1147370), (420, 1016242), (434, 983460), (443, 963480), (444, 961310), (465, 917896), (518, 823980), (555, 769048), (620, 688422), (651, 655640), (740, 576786), (744, 573685), (777, 549320), (840, 508121), (868, 491730), (886, 481740), (888, 480655), (930, 458948), (1036, 411990), (1085, 393384), (1110, 384524), (1147, 372120), (1240, 344211), (1295, 329592), (1302, 327820), (1329, 321160), (1480, 288393), (1554, 274660), (1736, 245865), (1772, 240870), (1860, 229474), (2072, 205995), (2170, 196692), (2215, 192696), (2220, 192262), (2294, 186060), (2590, 164796), (2604, 163910), (2658, 160580), (3101, 137640), (3108, 137330), (3255, 131128), (3441, 124040), (3544, 120435), (3720, 114737), (3885, 109864), (4340, 98346), (4430, 96348), (4440, 96131), (4588, 93030), (5180, 82398), (5208, 81955), (5316, 80290), (5735, 74424), (6202, 68820), (6216, 68665), (6510, 65564), (6645, 64232), (6882, 62020), (7770, 54932), (8029, 53160), (8680, 49173), (8860, 48174), (9176, 46515), (9303, 45880), (10360, 41199), (10632, 40145), (11470, 37212), (12404, 34410), (13020, 32782), (13290, 32116), (13733, 31080), (13764, 31010), (15505, 27528), (15540, 27466), (16058, 26580), (16391, 26040), (17205, 24808), (17720, 24087), (18606, 22940)]