397979568

素因数分解:

$2^4\times 3^5\times 7^2\times {\mathrm{2089}}^1$

素因数の和:2126

約数の個数: 180

約数和(自身を含む): 1344262920

約数和(自身を除く): 946283352

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 49, 54, 56, 63, 72, 81, 84, 98, 108, 112, 126, 144, 147, 162, 168, 189, 196, 216, 243, 252, 294, 324, 336, 378, 392, 432, 441, 486, 504, 567, 588, 648, 756, 784, 882, 972, 1008, 1134, 1176, 1296, 1323, 1512, 1701, 1764, 1944, 2089, 2268, 2352, 2646, 3024, 3402, 3528, 3888, 3969, 4178, 4536, 5292, 6267, 6804, 7056, 7938, 8356, 9072, 10584, 11907, 12534, 13608, 14623, 15876, 16712, 18801, 21168, 23814, 25068, 27216, 29246, 31752, 33424, 37602, 43869, 47628, 50136, 56403, 58492, 63504, 75204, 87738, 95256, 100272, 102361, 112806, 116984, 131607, 150408, 169209, 175476, 190512, 204722, 225612, 233968, 263214, 300816, 307083, 338418, 350952, 394821, 409444, 451224, 507627, 526428, 614166, 676836, 701904, 789642, 818888, 902448, 921249, 1015254, 1052856, 1184463, 1228332, 1353672, 1579284, 1637776, 1842498, 2030508, 2105712, 2368926, 2456664, 2707344, 2763747, 3158568, 3553389, 3684996, 4061016, 4737852, 4913328, 5527494, 6317136, 7106778, 7369992, 8122032, 8291241, 9475704, 11054988, 14213556, 14739984, 16582482, 18951408, 22109976, 24873723, 28427112, 33164964, 44219952, 49747446, 56854224, 66329928, 99494892, 132659856, 198989784, 397979568]

約数ペア:

[(1, 397979568), (2, 198989784), (3, 132659856), (4, 99494892), (6, 66329928), (7, 56854224), (8, 49747446), (9, 44219952), (12, 33164964), (14, 28427112), (16, 24873723), (18, 22109976), (21, 18951408), (24, 16582482), (27, 14739984), (28, 14213556), (36, 11054988), (42, 9475704), (48, 8291241), (49, 8122032), (54, 7369992), (56, 7106778), (63, 6317136), (72, 5527494), (81, 4913328), (84, 4737852), (98, 4061016), (108, 3684996), (112, 3553389), (126, 3158568), (144, 2763747), (147, 2707344), (162, 2456664), (168, 2368926), (189, 2105712), (196, 2030508), (216, 1842498), (243, 1637776), (252, 1579284), (294, 1353672), (324, 1228332), (336, 1184463), (378, 1052856), (392, 1015254), (432, 921249), (441, 902448), (486, 818888), (504, 789642), (567, 701904), (588, 676836), (648, 614166), (756, 526428), (784, 507627), (882, 451224), (972, 409444), (1008, 394821), (1134, 350952), (1176, 338418), (1296, 307083), (1323, 300816), (1512, 263214), (1701, 233968), (1764, 225612), (1944, 204722), (2089, 190512), (2268, 175476), (2352, 169209), (2646, 150408), (3024, 131607), (3402, 116984), (3528, 112806), (3888, 102361), (3969, 100272), (4178, 95256), (4536, 87738), (5292, 75204), (6267, 63504), (6804, 58492), (7056, 56403), (7938, 50136), (8356, 47628), (9072, 43869), (10584, 37602), (11907, 33424), (12534, 31752), (13608, 29246), (14623, 27216), (15876, 25068), (16712, 23814), (18801, 21168)]