81206736

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{719}}^1$

素因数の和:924

約数の個数: 80

約数和(自身を含む): 227485440

約数和(自身を除く): 146278704

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 181, 208, 312, 362, 543, 624, 719, 724, 1086, 1438, 1448, 2157, 2172, 2353, 2876, 2896, 4314, 4344, 4706, 5752, 7059, 8628, 8688, 9347, 9412, 11504, 14118, 17256, 18694, 18824, 28041, 28236, 34512, 37388, 37648, 56082, 56472, 74776, 112164, 112944, 130139, 149552, 224328, 260278, 390417, 448656, 520556, 780834, 1041112, 1561668, 1691807, 2082224, 3123336, 3383614, 5075421, 6246672, 6767228, 10150842, 13534456, 20301684, 27068912, 40603368, 81206736]

約数ペア:

[(1, 81206736), (2, 40603368), (3, 27068912), (4, 20301684), (6, 13534456), (8, 10150842), (12, 6767228), (13, 6246672), (16, 5075421), (24, 3383614), (26, 3123336), (39, 2082224), (48, 1691807), (52, 1561668), (78, 1041112), (104, 780834), (156, 520556), (181, 448656), (208, 390417), (312, 260278), (362, 224328), (543, 149552), (624, 130139), (719, 112944), (724, 112164), (1086, 74776), (1438, 56472), (1448, 56082), (2157, 37648), (2172, 37388), (2353, 34512), (2876, 28236), (2896, 28041), (4314, 18824), (4344, 18694), (4706, 17256), (5752, 14118), (7059, 11504), (8628, 9412), (8688, 9347)]