81164304

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{227}}^1$

素因数の和:445

約数の個数: 120

約数和(自身を含む): 246984192

約数和(自身を除く): 165819888

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 191, 208, 227, 234, 312, 382, 454, 468, 573, 624, 681, 764, 908, 936, 1146, 1362, 1528, 1719, 1816, 1872, 2043, 2292, 2483, 2724, 2951, 3056, 3438, 3632, 4086, 4584, 4966, 5448, 5902, 6876, 7449, 8172, 8853, 9168, 9932, 10896, 11804, 13752, 14898, 16344, 17706, 19864, 22347, 23608, 26559, 27504, 29796, 32688, 35412, 39728, 43357, 44694, 47216, 53118, 59592, 70824, 86714, 89388, 106236, 119184, 130071, 141648, 173428, 178776, 212472, 260142, 346856, 357552, 390213, 424944, 520284, 563641, 693712, 780426, 1040568, 1127282, 1560852, 1690923, 2081136, 2254564, 3121704, 3381846, 4509128, 5072769, 6243408, 6763692, 9018256, 10145538, 13527384, 20291076, 27054768, 40582152, 81164304]

約数ペア:

[(1, 81164304), (2, 40582152), (3, 27054768), (4, 20291076), (6, 13527384), (8, 10145538), (9, 9018256), (12, 6763692), (13, 6243408), (16, 5072769), (18, 4509128), (24, 3381846), (26, 3121704), (36, 2254564), (39, 2081136), (48, 1690923), (52, 1560852), (72, 1127282), (78, 1040568), (104, 780426), (117, 693712), (144, 563641), (156, 520284), (191, 424944), (208, 390213), (227, 357552), (234, 346856), (312, 260142), (382, 212472), (454, 178776), (468, 173428), (573, 141648), (624, 130071), (681, 119184), (764, 106236), (908, 89388), (936, 86714), (1146, 70824), (1362, 59592), (1528, 53118), (1719, 47216), (1816, 44694), (1872, 43357), (2043, 39728), (2292, 35412), (2483, 32688), (2724, 29796), (2951, 27504), (3056, 26559), (3438, 23608), (3632, 22347), (4086, 19864), (4584, 17706), (4966, 16344), (5448, 14898), (5902, 13752), (6876, 11804), (7449, 10896), (8172, 9932), (8853, 9168)]