128793840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2473}}^1$

素因数の和:2527

約数の個数: 160

約数和(自身を含む): 471207936

約数和(自身を除く): 342414096

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 105, 112, 120, 124, 140, 155, 168, 186, 210, 217, 240, 248, 280, 310, 336, 372, 420, 434, 465, 496, 560, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1488, 1680, 1736, 1860, 2170, 2473, 2480, 2604, 3255, 3472, 3720, 4340, 4946, 5208, 6510, 7419, 7440, 8680, 9892, 10416, 12365, 13020, 14838, 17311, 17360, 19784, 24730, 26040, 29676, 34622, 37095, 39568, 49460, 51933, 52080, 59352, 69244, 74190, 76663, 86555, 98920, 103866, 118704, 138488, 148380, 153326, 173110, 197840, 207732, 229989, 259665, 276976, 296760, 306652, 346220, 383315, 415464, 459978, 519330, 536641, 593520, 613304, 692440, 766630, 830928, 919956, 1038660, 1073282, 1149945, 1226608, 1384880, 1533260, 1609923, 1839912, 2077320, 2146564, 2299890, 2683205, 3066520, 3219846, 3679824, 4154640, 4293128, 4599780, 5366410, 6133040, 6439692, 8049615, 8586256, 9199560, 10732820, 12879384, 16099230, 18399120, 21465640, 25758768, 32198460, 42931280, 64396920, 128793840]

約数ペア:

[(1, 128793840), (2, 64396920), (3, 42931280), (4, 32198460), (5, 25758768), (6, 21465640), (7, 18399120), (8, 16099230), (10, 12879384), (12, 10732820), (14, 9199560), (15, 8586256), (16, 8049615), (20, 6439692), (21, 6133040), (24, 5366410), (28, 4599780), (30, 4293128), (31, 4154640), (35, 3679824), (40, 3219846), (42, 3066520), (48, 2683205), (56, 2299890), (60, 2146564), (62, 2077320), (70, 1839912), (80, 1609923), (84, 1533260), (93, 1384880), (105, 1226608), (112, 1149945), (120, 1073282), (124, 1038660), (140, 919956), (155, 830928), (168, 766630), (186, 692440), (210, 613304), (217, 593520), (240, 536641), (248, 519330), (280, 459978), (310, 415464), (336, 383315), (372, 346220), (420, 306652), (434, 296760), (465, 276976), (496, 259665), (560, 229989), (620, 207732), (651, 197840), (744, 173110), (840, 153326), (868, 148380), (930, 138488), (1085, 118704), (1240, 103866), (1302, 98920), (1488, 86555), (1680, 76663), (1736, 74190), (1860, 69244), (2170, 59352), (2473, 52080), (2480, 51933), (2604, 49460), (3255, 39568), (3472, 37095), (3720, 34622), (4340, 29676), (4946, 26040), (5208, 24730), (6510, 19784), (7419, 17360), (7440, 17311), (8680, 14838), (9892, 13020), (10416, 12365)]