398085408

素因数分解:

$2^5\times 3^3\times 7^2\times {\mathrm{9403}}^1$

素因数の和:9436

約数の個数: 144

約数和(自身を含む): 1350790560

約数和(自身を除く): 952705152

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 49, 54, 56, 63, 72, 84, 96, 98, 108, 112, 126, 144, 147, 168, 189, 196, 216, 224, 252, 288, 294, 336, 378, 392, 432, 441, 504, 588, 672, 756, 784, 864, 882, 1008, 1176, 1323, 1512, 1568, 1764, 2016, 2352, 2646, 3024, 3528, 4704, 5292, 6048, 7056, 9403, 10584, 14112, 18806, 21168, 28209, 37612, 42336, 56418, 65821, 75224, 84627, 112836, 131642, 150448, 169254, 197463, 225672, 253881, 263284, 300896, 338508, 394926, 451344, 460747, 507762, 526568, 592389, 677016, 789852, 902688, 921494, 1015524, 1053136, 1184778, 1354032, 1382241, 1579704, 1777167, 1842988, 2031048, 2106272, 2369556, 2708064, 2764482, 3159408, 3554334, 3685976, 4062096, 4146723, 4739112, 5528964, 6318816, 7108668, 7371952, 8124192, 8293446, 9478224, 11057928, 12440169, 14217336, 14743904, 16586892, 18956448, 22115856, 24880338, 28434672, 33173784, 44231712, 49760676, 56869344, 66347568, 99521352, 132695136, 199042704, 398085408]

約数ペア:

[(1, 398085408), (2, 199042704), (3, 132695136), (4, 99521352), (6, 66347568), (7, 56869344), (8, 49760676), (9, 44231712), (12, 33173784), (14, 28434672), (16, 24880338), (18, 22115856), (21, 18956448), (24, 16586892), (27, 14743904), (28, 14217336), (32, 12440169), (36, 11057928), (42, 9478224), (48, 8293446), (49, 8124192), (54, 7371952), (56, 7108668), (63, 6318816), (72, 5528964), (84, 4739112), (96, 4146723), (98, 4062096), (108, 3685976), (112, 3554334), (126, 3159408), (144, 2764482), (147, 2708064), (168, 2369556), (189, 2106272), (196, 2031048), (216, 1842988), (224, 1777167), (252, 1579704), (288, 1382241), (294, 1354032), (336, 1184778), (378, 1053136), (392, 1015524), (432, 921494), (441, 902688), (504, 789852), (588, 677016), (672, 592389), (756, 526568), (784, 507762), (864, 460747), (882, 451344), (1008, 394926), (1176, 338508), (1323, 300896), (1512, 263284), (1568, 253881), (1764, 225672), (2016, 197463), (2352, 169254), (2646, 150448), (3024, 131642), (3528, 112836), (4704, 84627), (5292, 75224), (6048, 65821), (7056, 56418), (9403, 42336), (10584, 37612), (14112, 28209), (18806, 21168)]