217869984

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1061}}^1$

素因数の和:1131

約数の個数: 144

約数和(自身を含む): 667989504

約数和(自身を除く): 450119520

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 31, 32, 36, 46, 48, 62, 69, 72, 92, 93, 96, 124, 138, 144, 184, 186, 207, 248, 276, 279, 288, 368, 372, 414, 496, 552, 558, 713, 736, 744, 828, 992, 1061, 1104, 1116, 1426, 1488, 1656, 2122, 2139, 2208, 2232, 2852, 2976, 3183, 3312, 4244, 4278, 4464, 5704, 6366, 6417, 6624, 8488, 8556, 8928, 9549, 11408, 12732, 12834, 16976, 17112, 19098, 22816, 24403, 25464, 25668, 32891, 33952, 34224, 38196, 48806, 50928, 51336, 65782, 68448, 73209, 76392, 97612, 98673, 101856, 102672, 131564, 146418, 152784, 195224, 197346, 205344, 219627, 263128, 292836, 296019, 305568, 390448, 394692, 439254, 526256, 585672, 592038, 756493, 780896, 789384, 878508, 1052512, 1171344, 1184076, 1512986, 1578768, 1757016, 2269479, 2342688, 2368152, 3025972, 3157536, 3514032, 4538958, 4736304, 6051944, 6808437, 7028064, 9077916, 9472608, 12103888, 13616874, 18155832, 24207776, 27233748, 36311664, 54467496, 72623328, 108934992, 217869984]

約数ペア:

[(1, 217869984), (2, 108934992), (3, 72623328), (4, 54467496), (6, 36311664), (8, 27233748), (9, 24207776), (12, 18155832), (16, 13616874), (18, 12103888), (23, 9472608), (24, 9077916), (31, 7028064), (32, 6808437), (36, 6051944), (46, 4736304), (48, 4538958), (62, 3514032), (69, 3157536), (72, 3025972), (92, 2368152), (93, 2342688), (96, 2269479), (124, 1757016), (138, 1578768), (144, 1512986), (184, 1184076), (186, 1171344), (207, 1052512), (248, 878508), (276, 789384), (279, 780896), (288, 756493), (368, 592038), (372, 585672), (414, 526256), (496, 439254), (552, 394692), (558, 390448), (713, 305568), (736, 296019), (744, 292836), (828, 263128), (992, 219627), (1061, 205344), (1104, 197346), (1116, 195224), (1426, 152784), (1488, 146418), (1656, 131564), (2122, 102672), (2139, 101856), (2208, 98673), (2232, 97612), (2852, 76392), (2976, 73209), (3183, 68448), (3312, 65782), (4244, 51336), (4278, 50928), (4464, 48806), (5704, 38196), (6366, 34224), (6417, 33952), (6624, 32891), (8488, 25668), (8556, 25464), (8928, 24403), (9549, 22816), (11408, 19098), (12732, 17112), (12834, 16976)]