81582984

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{683}}^1$

素因数の和:784

約数の個数: 128

約数和(自身を含む): 262656000

約数和(自身を除く): 181073016

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 79, 84, 108, 126, 158, 168, 189, 216, 237, 252, 316, 378, 474, 504, 553, 632, 683, 711, 756, 948, 1106, 1366, 1422, 1512, 1659, 1896, 2049, 2133, 2212, 2732, 2844, 3318, 4098, 4266, 4424, 4781, 4977, 5464, 5688, 6147, 6636, 8196, 8532, 9562, 9954, 12294, 13272, 14343, 14931, 16392, 17064, 18441, 19124, 19908, 24588, 28686, 29862, 36882, 38248, 39816, 43029, 49176, 53957, 57372, 59724, 73764, 86058, 107914, 114744, 119448, 129087, 147528, 161871, 172116, 215828, 258174, 323742, 344232, 377699, 431656, 485613, 516348, 647484, 755398, 971226, 1032696, 1133097, 1294968, 1456839, 1510796, 1942452, 2266194, 2913678, 3021592, 3399291, 3884904, 4532388, 5827356, 6798582, 9064776, 10197873, 11654712, 13597164, 20395746, 27194328, 40791492, 81582984]

約数ペア:

[(1, 81582984), (2, 40791492), (3, 27194328), (4, 20395746), (6, 13597164), (7, 11654712), (8, 10197873), (9, 9064776), (12, 6798582), (14, 5827356), (18, 4532388), (21, 3884904), (24, 3399291), (27, 3021592), (28, 2913678), (36, 2266194), (42, 1942452), (54, 1510796), (56, 1456839), (63, 1294968), (72, 1133097), (79, 1032696), (84, 971226), (108, 755398), (126, 647484), (158, 516348), (168, 485613), (189, 431656), (216, 377699), (237, 344232), (252, 323742), (316, 258174), (378, 215828), (474, 172116), (504, 161871), (553, 147528), (632, 129087), (683, 119448), (711, 114744), (756, 107914), (948, 86058), (1106, 73764), (1366, 59724), (1422, 57372), (1512, 53957), (1659, 49176), (1896, 43029), (2049, 39816), (2133, 38248), (2212, 36882), (2732, 29862), (2844, 28686), (3318, 24588), (4098, 19908), (4266, 19124), (4424, 18441), (4781, 17064), (4977, 16392), (5464, 14931), (5688, 14343), (6147, 13272), (6636, 12294), (8196, 9954), (8532, 9562)]