31888584

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:220

約数の個数: 192

約数和(自身を含む): 110423040

約数和(自身を除く): 78534456

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 28, 31, 36, 39, 42, 52, 56, 62, 63, 72, 78, 84, 91, 93, 104, 117, 124, 126, 156, 157, 168, 182, 186, 217, 234, 248, 252, 273, 279, 312, 314, 364, 372, 403, 434, 468, 471, 504, 546, 558, 628, 651, 728, 744, 806, 819, 868, 936, 942, 1092, 1099, 1116, 1209, 1256, 1302, 1413, 1612, 1638, 1736, 1884, 1953, 2041, 2184, 2198, 2232, 2418, 2604, 2821, 2826, 3224, 3276, 3297, 3627, 3768, 3906, 4082, 4396, 4836, 4867, 5208, 5642, 5652, 6123, 6552, 6594, 7254, 7812, 8164, 8463, 8792, 9672, 9734, 9891, 11284, 11304, 12246, 13188, 14287, 14508, 14601, 15624, 16328, 16926, 18369, 19468, 19782, 22568, 24492, 25389, 26376, 28574, 29016, 29202, 33852, 34069, 36738, 38936, 39564, 42861, 43803, 48984, 50778, 57148, 58404, 63271, 67704, 68138, 73476, 79128, 85722, 87606, 101556, 102207, 114296, 116808, 126542, 128583, 136276, 146952, 171444, 175212, 189813, 203112, 204414, 253084, 257166, 272552, 306621, 342888, 350424, 379626, 408828, 442897, 506168, 514332, 569439, 613242, 759252, 817656, 885794, 1028664, 1138878, 1226484, 1328691, 1518504, 1771588, 2277756, 2452968, 2657382, 3543176, 3986073, 4555512, 5314764, 7972146, 10629528, 15944292, 31888584]

約数ペア:

[(1, 31888584), (2, 15944292), (3, 10629528), (4, 7972146), (6, 5314764), (7, 4555512), (8, 3986073), (9, 3543176), (12, 2657382), (13, 2452968), (14, 2277756), (18, 1771588), (21, 1518504), (24, 1328691), (26, 1226484), (28, 1138878), (31, 1028664), (36, 885794), (39, 817656), (42, 759252), (52, 613242), (56, 569439), (62, 514332), (63, 506168), (72, 442897), (78, 408828), (84, 379626), (91, 350424), (93, 342888), (104, 306621), (117, 272552), (124, 257166), (126, 253084), (156, 204414), (157, 203112), (168, 189813), (182, 175212), (186, 171444), (217, 146952), (234, 136276), (248, 128583), (252, 126542), (273, 116808), (279, 114296), (312, 102207), (314, 101556), (364, 87606), (372, 85722), (403, 79128), (434, 73476), (468, 68138), (471, 67704), (504, 63271), (546, 58404), (558, 57148), (628, 50778), (651, 48984), (728, 43803), (744, 42861), (806, 39564), (819, 38936), (868, 36738), (936, 34069), (942, 33852), (1092, 29202), (1099, 29016), (1116, 28574), (1209, 26376), (1256, 25389), (1302, 24492), (1413, 22568), (1612, 19782), (1638, 19468), (1736, 18369), (1884, 16926), (1953, 16328), (2041, 15624), (2184, 14601), (2198, 14508), (2232, 14287), (2418, 13188), (2604, 12246), (2821, 11304), (2826, 11284), (3224, 9891), (3276, 9734), (3297, 9672), (3627, 8792), (3768, 8463), (3906, 8164), (4082, 7812), (4396, 7254), (4836, 6594), (4867, 6552), (5208, 6123), (5642, 5652)]