78131184

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{181}}^1$

素因数の和:255

約数の個数: 120

約数和(自身を含む): 224641872

約数和(自身を除く): 146510688

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 23, 24, 34, 46, 48, 51, 68, 69, 92, 102, 136, 138, 181, 184, 204, 272, 276, 362, 368, 391, 408, 529, 543, 552, 724, 782, 816, 1058, 1086, 1104, 1173, 1448, 1564, 1587, 2116, 2172, 2346, 2896, 3077, 3128, 3174, 4163, 4232, 4344, 4692, 6154, 6256, 6348, 8326, 8464, 8688, 8993, 9231, 9384, 12308, 12489, 12696, 16652, 17986, 18462, 18768, 24616, 24978, 25392, 26979, 33304, 35972, 36924, 49232, 49956, 53958, 66608, 70771, 71944, 73848, 95749, 99912, 107916, 141542, 143888, 147696, 191498, 199824, 212313, 215832, 283084, 287247, 382996, 424626, 431664, 566168, 574494, 765992, 849252, 1132336, 1148988, 1531984, 1627733, 1698504, 2297976, 3255466, 3397008, 4595952, 4883199, 6510932, 9766398, 13021864, 19532796, 26043728, 39065592, 78131184]

約数ペア:

[(1, 78131184), (2, 39065592), (3, 26043728), (4, 19532796), (6, 13021864), (8, 9766398), (12, 6510932), (16, 4883199), (17, 4595952), (23, 3397008), (24, 3255466), (34, 2297976), (46, 1698504), (48, 1627733), (51, 1531984), (68, 1148988), (69, 1132336), (92, 849252), (102, 765992), (136, 574494), (138, 566168), (181, 431664), (184, 424626), (204, 382996), (272, 287247), (276, 283084), (362, 215832), (368, 212313), (391, 199824), (408, 191498), (529, 147696), (543, 143888), (552, 141542), (724, 107916), (782, 99912), (816, 95749), (1058, 73848), (1086, 71944), (1104, 70771), (1173, 66608), (1448, 53958), (1564, 49956), (1587, 49232), (2116, 36924), (2172, 35972), (2346, 33304), (2896, 26979), (3077, 25392), (3128, 24978), (3174, 24616), (4163, 18768), (4232, 18462), (4344, 17986), (4692, 16652), (6154, 12696), (6256, 12489), (6348, 12308), (8326, 9384), (8464, 9231), (8688, 8993)]