1919463390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71329}}^1$

素因数の和:71378

約数の個数: 96

約数和(自身を含む): 5608249920

約数和(自身を除く): 3688786530

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 23, 26, 30, 39, 45, 46, 65, 69, 78, 90, 115, 117, 130, 138, 195, 207, 230, 234, 299, 345, 390, 414, 585, 598, 690, 897, 1035, 1170, 1495, 1794, 2070, 2691, 2990, 4485, 5382, 8970, 13455, 26910, 71329, 142658, 213987, 356645, 427974, 641961, 713290, 927277, 1069935, 1283922, 1640567, 1854554, 2139870, 2781831, 3209805, 3281134, 4636385, 4921701, 5563662, 6419610, 8202835, 8345493, 9272770, 9843402, 13909155, 14765103, 16405670, 16690986, 21327371, 24608505, 27818310, 29530206, 41727465, 42654742, 49217010, 63982113, 73825515, 83454930, 106636855, 127964226, 147651030, 191946339, 213273710, 319910565, 383892678, 639821130, 959731695, 1919463390]

約数ペア:

[(1, 1919463390), (2, 959731695), (3, 639821130), (5, 383892678), (6, 319910565), (9, 213273710), (10, 191946339), (13, 147651030), (15, 127964226), (18, 106636855), (23, 83454930), (26, 73825515), (30, 63982113), (39, 49217010), (45, 42654742), (46, 41727465), (65, 29530206), (69, 27818310), (78, 24608505), (90, 21327371), (115, 16690986), (117, 16405670), (130, 14765103), (138, 13909155), (195, 9843402), (207, 9272770), (230, 8345493), (234, 8202835), (299, 6419610), (345, 5563662), (390, 4921701), (414, 4636385), (585, 3281134), (598, 3209805), (690, 2781831), (897, 2139870), (1035, 1854554), (1170, 1640567), (1495, 1283922), (1794, 1069935), (2070, 927277), (2691, 713290), (2990, 641961), (4485, 427974), (5382, 356645), (8970, 213987), (13455, 142658), (26910, 71329)]