81400410

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3313}}^1$

素因数の和:3349

約数の個数: 128

約数和(自身を含む): 267240960

約数和(自身を除く): 185840550

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 27, 30, 35, 39, 42, 45, 54, 63, 65, 70, 78, 90, 91, 105, 117, 126, 130, 135, 182, 189, 195, 210, 234, 270, 273, 315, 351, 378, 390, 455, 546, 585, 630, 702, 819, 910, 945, 1170, 1365, 1638, 1755, 1890, 2457, 2730, 3313, 3510, 4095, 4914, 6626, 8190, 9939, 12285, 16565, 19878, 23191, 24570, 29817, 33130, 43069, 46382, 49695, 59634, 69573, 86138, 89451, 99390, 115955, 129207, 139146, 149085, 178902, 208719, 215345, 231910, 258414, 298170, 301483, 347865, 387621, 417438, 430690, 447255, 602966, 626157, 646035, 695730, 775242, 894510, 904449, 1043595, 1162863, 1252314, 1292070, 1507415, 1808898, 1938105, 2087190, 2325726, 2713347, 3014830, 3130785, 3876210, 4522245, 5426694, 5814315, 6261570, 8140041, 9044490, 11628630, 13566735, 16280082, 27133470, 40700205, 81400410]

約数ペア:

[(1, 81400410), (2, 40700205), (3, 27133470), (5, 16280082), (6, 13566735), (7, 11628630), (9, 9044490), (10, 8140041), (13, 6261570), (14, 5814315), (15, 5426694), (18, 4522245), (21, 3876210), (26, 3130785), (27, 3014830), (30, 2713347), (35, 2325726), (39, 2087190), (42, 1938105), (45, 1808898), (54, 1507415), (63, 1292070), (65, 1252314), (70, 1162863), (78, 1043595), (90, 904449), (91, 894510), (105, 775242), (117, 695730), (126, 646035), (130, 626157), (135, 602966), (182, 447255), (189, 430690), (195, 417438), (210, 387621), (234, 347865), (270, 301483), (273, 298170), (315, 258414), (351, 231910), (378, 215345), (390, 208719), (455, 178902), (546, 149085), (585, 139146), (630, 129207), (702, 115955), (819, 99390), (910, 89451), (945, 86138), (1170, 69573), (1365, 59634), (1638, 49695), (1755, 46382), (1890, 43069), (2457, 33130), (2730, 29817), (3313, 24570), (3510, 23191), (4095, 19878), (4914, 16565), (6626, 12285), (8190, 9939)]