71380608

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1$

素因数の和:290

約数の個数: 128

約数和(自身を含む): 207916800

約数和(自身を除く): 136536192

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 79, 96, 104, 128, 156, 158, 181, 192, 208, 237, 312, 316, 362, 384, 416, 474, 543, 624, 632, 724, 832, 948, 1027, 1086, 1248, 1264, 1448, 1664, 1896, 2054, 2172, 2353, 2496, 2528, 2896, 3081, 3792, 4108, 4344, 4706, 4992, 5056, 5792, 6162, 7059, 7584, 8216, 8688, 9412, 10112, 11584, 12324, 14118, 14299, 15168, 16432, 17376, 18824, 23168, 24648, 28236, 28598, 30336, 32864, 34752, 37648, 42897, 49296, 56472, 57196, 65728, 69504, 75296, 85794, 98592, 112944, 114392, 131456, 150592, 171588, 185887, 197184, 225888, 228784, 301184, 343176, 371774, 394368, 451776, 457568, 557661, 686352, 743548, 903552, 915136, 1115322, 1372704, 1487096, 1830272, 2230644, 2745408, 2974192, 4461288, 5490816, 5948384, 8922576, 11896768, 17845152, 23793536, 35690304, 71380608]

約数ペア:

[(1, 71380608), (2, 35690304), (3, 23793536), (4, 17845152), (6, 11896768), (8, 8922576), (12, 5948384), (13, 5490816), (16, 4461288), (24, 2974192), (26, 2745408), (32, 2230644), (39, 1830272), (48, 1487096), (52, 1372704), (64, 1115322), (78, 915136), (79, 903552), (96, 743548), (104, 686352), (128, 557661), (156, 457568), (158, 451776), (181, 394368), (192, 371774), (208, 343176), (237, 301184), (312, 228784), (316, 225888), (362, 197184), (384, 185887), (416, 171588), (474, 150592), (543, 131456), (624, 114392), (632, 112944), (724, 98592), (832, 85794), (948, 75296), (1027, 69504), (1086, 65728), (1248, 57196), (1264, 56472), (1448, 49296), (1664, 42897), (1896, 37648), (2054, 34752), (2172, 32864), (2353, 30336), (2496, 28598), (2528, 28236), (2896, 24648), (3081, 23168), (3792, 18824), (4108, 17376), (4344, 16432), (4706, 15168), (4992, 14299), (5056, 14118), (5792, 12324), (6162, 11584), (7059, 10112), (7584, 9412), (8216, 8688)]