28798954740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{271637}}^1$

素因数の和:271702

約数の個数: 144

約数和(自身を含む): 94921182720

約数和(自身を除く): 66122227980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 31, 36, 38, 45, 57, 60, 62, 76, 90, 93, 95, 114, 124, 155, 171, 180, 186, 190, 228, 279, 285, 310, 342, 372, 380, 465, 558, 570, 589, 620, 684, 855, 930, 1116, 1140, 1178, 1395, 1710, 1767, 1860, 2356, 2790, 2945, 3420, 3534, 5301, 5580, 5890, 7068, 8835, 10602, 11780, 17670, 21204, 26505, 35340, 53010, 106020, 271637, 543274, 814911, 1086548, 1358185, 1629822, 2444733, 2716370, 3259644, 4074555, 4889466, 5161103, 5432740, 8149110, 8420747, 9778932, 10322206, 12223665, 15483309, 16298220, 16841494, 20644412, 24447330, 25262241, 25805515, 30966618, 33682988, 42103735, 46449927, 48894660, 50524482, 51611030, 61933236, 75786723, 77416545, 84207470, 92899854, 101048964, 103222060, 126311205, 151573446, 154833090, 159994193, 168414940, 185799708, 232249635, 252622410, 303146892, 309666180, 319988386, 378933615, 464499270, 479982579, 505244820, 639976772, 757867230, 799970965, 928998540, 959965158, 1439947737, 1515734460, 1599941930, 1919930316, 2399912895, 2879895474, 3199883860, 4799825790, 5759790948, 7199738685, 9599651580, 14399477370, 28798954740]

約数ペア:

[(1, 28798954740), (2, 14399477370), (3, 9599651580), (4, 7199738685), (5, 5759790948), (6, 4799825790), (9, 3199883860), (10, 2879895474), (12, 2399912895), (15, 1919930316), (18, 1599941930), (19, 1515734460), (20, 1439947737), (30, 959965158), (31, 928998540), (36, 799970965), (38, 757867230), (45, 639976772), (57, 505244820), (60, 479982579), (62, 464499270), (76, 378933615), (90, 319988386), (93, 309666180), (95, 303146892), (114, 252622410), (124, 232249635), (155, 185799708), (171, 168414940), (180, 159994193), (186, 154833090), (190, 151573446), (228, 126311205), (279, 103222060), (285, 101048964), (310, 92899854), (342, 84207470), (372, 77416545), (380, 75786723), (465, 61933236), (558, 51611030), (570, 50524482), (589, 48894660), (620, 46449927), (684, 42103735), (855, 33682988), (930, 30966618), (1116, 25805515), (1140, 25262241), (1178, 24447330), (1395, 20644412), (1710, 16841494), (1767, 16298220), (1860, 15483309), (2356, 12223665), (2790, 10322206), (2945, 9778932), (3420, 8420747), (3534, 8149110), (5301, 5432740), (5580, 5161103), (5890, 4889466), (7068, 4074555), (8835, 3259644), (10602, 2716370), (11780, 2444733), (17670, 1629822), (21204, 1358185), (26505, 1086548), (35340, 814911), (53010, 543274), (106020, 271637)]