81955152

素因数分解:

$2^4\times 3^5\times {\mathrm{107}}^1\times {\mathrm{197}}^1$

素因数の和:327

約数の個数: 120

約数和(自身を含む): 241297056

約数和(自身を除く): 159341904

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 107, 108, 144, 162, 197, 214, 216, 243, 321, 324, 394, 428, 432, 486, 591, 642, 648, 788, 856, 963, 972, 1182, 1284, 1296, 1576, 1712, 1773, 1926, 1944, 2364, 2568, 2889, 3152, 3546, 3852, 3888, 4728, 5136, 5319, 5778, 7092, 7704, 8667, 9456, 10638, 11556, 14184, 15408, 15957, 17334, 21079, 21276, 23112, 26001, 28368, 31914, 34668, 42158, 42552, 46224, 47871, 52002, 63237, 63828, 69336, 84316, 85104, 95742, 104004, 126474, 127656, 138672, 168632, 189711, 191484, 208008, 252948, 255312, 337264, 379422, 382968, 416016, 505896, 569133, 758844, 765936, 1011792, 1138266, 1517688, 1707399, 2276532, 3035376, 3414798, 4553064, 5122197, 6829596, 9106128, 10244394, 13659192, 20488788, 27318384, 40977576, 81955152]

約数ペア:

[(1, 81955152), (2, 40977576), (3, 27318384), (4, 20488788), (6, 13659192), (8, 10244394), (9, 9106128), (12, 6829596), (16, 5122197), (18, 4553064), (24, 3414798), (27, 3035376), (36, 2276532), (48, 1707399), (54, 1517688), (72, 1138266), (81, 1011792), (107, 765936), (108, 758844), (144, 569133), (162, 505896), (197, 416016), (214, 382968), (216, 379422), (243, 337264), (321, 255312), (324, 252948), (394, 208008), (428, 191484), (432, 189711), (486, 168632), (591, 138672), (642, 127656), (648, 126474), (788, 104004), (856, 95742), (963, 85104), (972, 84316), (1182, 69336), (1284, 63828), (1296, 63237), (1576, 52002), (1712, 47871), (1773, 46224), (1926, 42552), (1944, 42158), (2364, 34668), (2568, 31914), (2889, 28368), (3152, 26001), (3546, 23112), (3852, 21276), (3888, 21079), (4728, 17334), (5136, 15957), (5319, 15408), (5778, 14184), (7092, 11556), (7704, 10638), (8667, 9456)]