81186924

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:109

約数の個数: 216

約数和(自身を含む): 257019840

約数和(自身を除く): 175832916

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 19, 21, 26, 28, 38, 39, 42, 43, 49, 52, 57, 76, 78, 84, 86, 91, 98, 114, 129, 133, 147, 156, 169, 172, 182, 196, 228, 247, 258, 266, 273, 294, 301, 338, 364, 399, 494, 507, 516, 532, 546, 559, 588, 602, 637, 676, 741, 798, 817, 903, 931, 988, 1014, 1092, 1118, 1183, 1204, 1274, 1482, 1596, 1634, 1677, 1729, 1806, 1862, 1911, 2028, 2107, 2236, 2366, 2451, 2548, 2793, 2964, 3211, 3268, 3354, 3458, 3549, 3612, 3724, 3822, 3913, 4214, 4732, 4902, 5187, 5586, 5719, 6321, 6422, 6708, 6916, 7098, 7267, 7644, 7826, 8281, 8428, 9633, 9804, 10374, 10621, 11172, 11438, 11739, 12103, 12642, 12844, 14196, 14534, 15652, 16562, 17157, 19266, 20748, 21242, 21801, 22477, 22876, 23478, 24206, 24843, 25284, 27391, 29068, 31863, 33124, 34314, 36309, 38532, 40033, 42484, 43602, 44954, 46956, 48412, 49686, 50869, 54782, 63726, 67431, 68628, 72618, 74347, 80066, 82173, 87204, 89908, 99372, 101738, 109564, 120099, 127452, 134862, 138073, 145236, 148694, 152607, 157339, 160132, 164346, 203476, 223041, 240198, 269724, 276146, 297388, 305214, 314678, 328692, 356083, 414219, 446082, 472017, 480396, 520429, 552292, 610428, 629356, 712166, 828438, 892164, 944034, 966511, 1040858, 1068249, 1424332, 1561287, 1656876, 1888068, 1933022, 2081716, 2136498, 2899533, 3122574, 3866044, 4272996, 5799066, 6245148, 6765577, 11598132, 13531154, 20296731, 27062308, 40593462, 81186924]

約数ペア:

[(1, 81186924), (2, 40593462), (3, 27062308), (4, 20296731), (6, 13531154), (7, 11598132), (12, 6765577), (13, 6245148), (14, 5799066), (19, 4272996), (21, 3866044), (26, 3122574), (28, 2899533), (38, 2136498), (39, 2081716), (42, 1933022), (43, 1888068), (49, 1656876), (52, 1561287), (57, 1424332), (76, 1068249), (78, 1040858), (84, 966511), (86, 944034), (91, 892164), (98, 828438), (114, 712166), (129, 629356), (133, 610428), (147, 552292), (156, 520429), (169, 480396), (172, 472017), (182, 446082), (196, 414219), (228, 356083), (247, 328692), (258, 314678), (266, 305214), (273, 297388), (294, 276146), (301, 269724), (338, 240198), (364, 223041), (399, 203476), (494, 164346), (507, 160132), (516, 157339), (532, 152607), (546, 148694), (559, 145236), (588, 138073), (602, 134862), (637, 127452), (676, 120099), (741, 109564), (798, 101738), (817, 99372), (903, 89908), (931, 87204), (988, 82173), (1014, 80066), (1092, 74347), (1118, 72618), (1183, 68628), (1204, 67431), (1274, 63726), (1482, 54782), (1596, 50869), (1634, 49686), (1677, 48412), (1729, 46956), (1806, 44954), (1862, 43602), (1911, 42484), (2028, 40033), (2107, 38532), (2236, 36309), (2366, 34314), (2451, 33124), (2548, 31863), (2793, 29068), (2964, 27391), (3211, 25284), (3268, 24843), (3354, 24206), (3458, 23478), (3549, 22876), (3612, 22477), (3724, 21801), (3822, 21242), (3913, 20748), (4214, 19266), (4732, 17157), (4902, 16562), (5187, 15652), (5586, 14534), (5719, 14196), (6321, 12844), (6422, 12642), (6708, 12103), (6916, 11739), (7098, 11438), (7267, 11172), (7644, 10621), (7826, 10374), (8281, 9804), (8428, 9633)]