216541936

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{349}}^1$

素因数の和:546

約数の個数: 80

約数和(自身を含む): 480004000

約数和(自身を除く): 263462064

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 157, 208, 247, 304, 314, 349, 494, 628, 698, 988, 1256, 1396, 1976, 2041, 2512, 2792, 2983, 3952, 4082, 4537, 5584, 5966, 6631, 8164, 9074, 11932, 13262, 16328, 18148, 23864, 26524, 32656, 36296, 38779, 47728, 53048, 54793, 72592, 77558, 86203, 106096, 109586, 155116, 172406, 219172, 310232, 344812, 438344, 620464, 689624, 712309, 876688, 1041067, 1379248, 1424618, 2082134, 2849236, 4164268, 5698472, 8328536, 11396944, 13533871, 16657072, 27067742, 54135484, 108270968, 216541936]

約数ペア:

[(1, 216541936), (2, 108270968), (4, 54135484), (8, 27067742), (13, 16657072), (16, 13533871), (19, 11396944), (26, 8328536), (38, 5698472), (52, 4164268), (76, 2849236), (104, 2082134), (152, 1424618), (157, 1379248), (208, 1041067), (247, 876688), (304, 712309), (314, 689624), (349, 620464), (494, 438344), (628, 344812), (698, 310232), (988, 219172), (1256, 172406), (1396, 155116), (1976, 109586), (2041, 106096), (2512, 86203), (2792, 77558), (2983, 72592), (3952, 54793), (4082, 53048), (4537, 47728), (5584, 38779), (5966, 36296), (6631, 32656), (8164, 26524), (9074, 23864), (11932, 18148), (13262, 16328)]