8187254280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{398989}}^1$

素因数の和:399028

約数の個数: 128

約数和(自身を含む): 28727280000

約数和(自身を除く): 20540025720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 513, 540, 570, 684, 760, 855, 1026, 1080, 1140, 1368, 1710, 2052, 2280, 2565, 3420, 4104, 5130, 6840, 10260, 20520, 398989, 797978, 1196967, 1595956, 1994945, 2393934, 3191912, 3590901, 3989890, 4787868, 5984835, 7181802, 7580791, 7979780, 9575736, 10772703, 11969670, 14363604, 15161582, 15959560, 17954505, 21545406, 22742373, 23939340, 28727208, 30323164, 35909010, 37903955, 43090812, 45484746, 47878680, 53863515, 60646328, 68227119, 71818020, 75807910, 86181624, 90969492, 107727030, 113711865, 136454238, 143636040, 151615820, 181938984, 204681357, 215454060, 227423730, 272908476, 303231640, 341135595, 409362714, 430908120, 454847460, 545816952, 682271190, 818725428, 909694920, 1023406785, 1364542380, 1637450856, 2046813570, 2729084760, 4093627140, 8187254280]

約数ペア:

[(1, 8187254280), (2, 4093627140), (3, 2729084760), (4, 2046813570), (5, 1637450856), (6, 1364542380), (8, 1023406785), (9, 909694920), (10, 818725428), (12, 682271190), (15, 545816952), (18, 454847460), (19, 430908120), (20, 409362714), (24, 341135595), (27, 303231640), (30, 272908476), (36, 227423730), (38, 215454060), (40, 204681357), (45, 181938984), (54, 151615820), (57, 143636040), (60, 136454238), (72, 113711865), (76, 107727030), (90, 90969492), (95, 86181624), (108, 75807910), (114, 71818020), (120, 68227119), (135, 60646328), (152, 53863515), (171, 47878680), (180, 45484746), (190, 43090812), (216, 37903955), (228, 35909010), (270, 30323164), (285, 28727208), (342, 23939340), (360, 22742373), (380, 21545406), (456, 17954505), (513, 15959560), (540, 15161582), (570, 14363604), (684, 11969670), (760, 10772703), (855, 9575736), (1026, 7979780), (1080, 7580791), (1140, 7181802), (1368, 5984835), (1710, 4787868), (2052, 3989890), (2280, 3590901), (2565, 3191912), (3420, 2393934), (4104, 1994945), (5130, 1595956), (6840, 1196967), (10260, 797978), (20520, 398989)]