2819663080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{6637}}^1$

素因数の和:6723

約数の個数: 128

約数和(自身を含む): 7360214400

約数和(自身を除く): 4540551320

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 43, 52, 65, 76, 86, 95, 104, 130, 152, 172, 190, 215, 247, 260, 344, 380, 430, 494, 520, 559, 760, 817, 860, 988, 1118, 1235, 1634, 1720, 1976, 2236, 2470, 2795, 3268, 4085, 4472, 4940, 5590, 6536, 6637, 8170, 9880, 10621, 11180, 13274, 16340, 21242, 22360, 26548, 32680, 33185, 42484, 53096, 53105, 66370, 84968, 86281, 106210, 126103, 132740, 172562, 212420, 252206, 265480, 285391, 345124, 424840, 431405, 504412, 570782, 630515, 690248, 862810, 1008824, 1141564, 1261030, 1426955, 1639339, 1725620, 2283128, 2522060, 2853910, 3278678, 3451240, 3710083, 5044120, 5422429, 5707820, 6557356, 7420166, 8196695, 10844858, 11415640, 13114712, 14840332, 16393390, 18550415, 21689716, 27112145, 29680664, 32786780, 37100830, 43379432, 54224290, 65573560, 70491577, 74201660, 108448580, 140983154, 148403320, 216897160, 281966308, 352457885, 563932616, 704915770, 1409831540, 2819663080]

約数ペア:

[(1, 2819663080), (2, 1409831540), (4, 704915770), (5, 563932616), (8, 352457885), (10, 281966308), (13, 216897160), (19, 148403320), (20, 140983154), (26, 108448580), (38, 74201660), (40, 70491577), (43, 65573560), (52, 54224290), (65, 43379432), (76, 37100830), (86, 32786780), (95, 29680664), (104, 27112145), (130, 21689716), (152, 18550415), (172, 16393390), (190, 14840332), (215, 13114712), (247, 11415640), (260, 10844858), (344, 8196695), (380, 7420166), (430, 6557356), (494, 5707820), (520, 5422429), (559, 5044120), (760, 3710083), (817, 3451240), (860, 3278678), (988, 2853910), (1118, 2522060), (1235, 2283128), (1634, 1725620), (1720, 1639339), (1976, 1426955), (2236, 1261030), (2470, 1141564), (2795, 1008824), (3268, 862810), (4085, 690248), (4472, 630515), (4940, 570782), (5590, 504412), (6536, 431405), (6637, 424840), (8170, 345124), (9880, 285391), (10621, 265480), (11180, 252206), (13274, 212420), (16340, 172562), (21242, 132740), (22360, 126103), (26548, 106210), (32680, 86281), (33185, 84968), (42484, 66370), (53096, 53105)]