71331780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{839}}^1$

素因数の和:973

約数の個数: 96

約数和(自身を含む): 217324800

約数和(自身を除く): 145993020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 109, 130, 156, 195, 218, 260, 327, 390, 436, 545, 654, 780, 839, 1090, 1308, 1417, 1635, 1678, 2180, 2517, 2834, 3270, 3356, 4195, 4251, 5034, 5668, 6540, 7085, 8390, 8502, 10068, 10907, 12585, 14170, 16780, 17004, 21255, 21814, 25170, 28340, 32721, 42510, 43628, 50340, 54535, 65442, 85020, 91451, 109070, 130884, 163605, 182902, 218140, 274353, 327210, 365804, 457255, 548706, 654420, 914510, 1097412, 1188863, 1371765, 1829020, 2377726, 2743530, 3566589, 4755452, 5487060, 5944315, 7133178, 11888630, 14266356, 17832945, 23777260, 35665890, 71331780]

約数ペア:

[(1, 71331780), (2, 35665890), (3, 23777260), (4, 17832945), (5, 14266356), (6, 11888630), (10, 7133178), (12, 5944315), (13, 5487060), (15, 4755452), (20, 3566589), (26, 2743530), (30, 2377726), (39, 1829020), (52, 1371765), (60, 1188863), (65, 1097412), (78, 914510), (109, 654420), (130, 548706), (156, 457255), (195, 365804), (218, 327210), (260, 274353), (327, 218140), (390, 182902), (436, 163605), (545, 130884), (654, 109070), (780, 91451), (839, 85020), (1090, 65442), (1308, 54535), (1417, 50340), (1635, 43628), (1678, 42510), (2180, 32721), (2517, 28340), (2834, 25170), (3270, 21814), (3356, 21255), (4195, 17004), (4251, 16780), (5034, 14170), (5668, 12585), (6540, 10907), (7085, 10068), (8390, 8502)]