81896688

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{809}}^1$

素因数の和:879

約数の個数: 120

約数和(自身を含む): 248086800

約数和(自身を除く): 166190112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 37, 38, 48, 57, 72, 74, 76, 111, 114, 144, 148, 152, 171, 222, 228, 296, 304, 333, 342, 444, 456, 592, 666, 684, 703, 809, 888, 912, 1332, 1368, 1406, 1618, 1776, 2109, 2427, 2664, 2736, 2812, 3236, 4218, 4854, 5328, 5624, 6327, 6472, 7281, 8436, 9708, 11248, 12654, 12944, 14562, 15371, 16872, 19416, 25308, 29124, 29933, 30742, 33744, 38832, 46113, 50616, 58248, 59866, 61484, 89799, 92226, 101232, 116496, 119732, 122968, 138339, 179598, 184452, 239464, 245936, 269397, 276678, 359196, 368904, 478928, 538794, 553356, 568727, 718392, 737808, 1077588, 1106712, 1137454, 1436784, 1706181, 2155176, 2213424, 2274908, 3412362, 4310352, 4549816, 5118543, 6824724, 9099632, 10237086, 13649448, 20474172, 27298896, 40948344, 81896688]

約数ペア:

[(1, 81896688), (2, 40948344), (3, 27298896), (4, 20474172), (6, 13649448), (8, 10237086), (9, 9099632), (12, 6824724), (16, 5118543), (18, 4549816), (19, 4310352), (24, 3412362), (36, 2274908), (37, 2213424), (38, 2155176), (48, 1706181), (57, 1436784), (72, 1137454), (74, 1106712), (76, 1077588), (111, 737808), (114, 718392), (144, 568727), (148, 553356), (152, 538794), (171, 478928), (222, 368904), (228, 359196), (296, 276678), (304, 269397), (333, 245936), (342, 239464), (444, 184452), (456, 179598), (592, 138339), (666, 122968), (684, 119732), (703, 116496), (809, 101232), (888, 92226), (912, 89799), (1332, 61484), (1368, 59866), (1406, 58248), (1618, 50616), (1776, 46113), (2109, 38832), (2427, 33744), (2664, 30742), (2736, 29933), (2812, 29124), (3236, 25308), (4218, 19416), (4854, 16872), (5328, 15371), (5624, 14562), (6327, 12944), (6472, 12654), (7281, 11248), (8436, 9708)]